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DMP 128 Plus
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accepts 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accepts 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 52x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus, part number 60-1511-01; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accepts 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accepts 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 52x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus, part number 60-1511-01; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus AT
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide option to select an alternate digital input from the Dante audio network on first mic/line inputs 1 to 8
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 84x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- Dante Audio Networking Requirements
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Eight incoming channels may be rerouted to input channel processing, replacing the analog input
- Shall support primary and redundant Dante audio networks
- Shall support Dante Controller software for digital audio network configuration
- Shall provide an internal four-port Gigabit switch on RJ-45 connectors to support Dante audio network connection and direct interconnection between Dante-enabled products
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Shall provide selectable 0.25 ms, 0.50 ms, 1.0 ms (default), 2.0 ms, or 5.0 ms of deterministic latency
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts a 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus AT, part number 60-1511-10; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus AT
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide option to select an alternate digital input from the Dante audio network on first mic/line inputs 1 to 8
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 84x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- Dante Audio Networking Requirements
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Eight incoming channels may be rerouted to input channel processing, replacing the analog input
- Shall support primary and redundant Dante audio networks
- Shall support Dante Controller software for digital audio network configuration
- Shall provide an internal four-port Gigabit switch on RJ-45 connectors to support Dante audio network connection and direct interconnection between Dante-enabled products
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Shall provide selectable 0.25 ms, 0.50 ms, 1.0 ms (default), 2.0 ms, or 5.0 ms of deterministic latency
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts a 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus AT, part number 60-1511-10; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus C
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 52x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Shall provide additional, deterministic latency of 12 ms when AEC is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- AEC – Acoustic Echo Cancellation Processing Requirements
- Shall provide twelve independent channels of AEC
- Shall provide real-time software-based metering of Echo Return Loss, Echo Return Loss Enhancement, and Total Echo Reduction levels
- Shall provide real-time indication of remote site activity, local site activity, and AEC processor reconverging
- Shall provide up to 20 dB of selectable noise cancellation for each AEC channel
- Shall provide advanced controls and adjustable parameters for Non-Linear Processing, Double Talk Echo Reduction, and Comfort Noise for each AEC channel
- Shall provide greater than 200 milliseconds of AEC tail length
- Shall provide up to 60 dB per second AEC convergence rate
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts a 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus C, part number 60-1512-01; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus C
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 52x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Shall provide additional, deterministic latency of 12 ms when AEC is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- AEC – Acoustic Echo Cancellation Processing Requirements
- Shall provide twelve independent channels of AEC
- Shall provide real-time software-based metering of Echo Return Loss, Echo Return Loss Enhancement, and Total Echo Reduction levels
- Shall provide real-time indication of remote site activity, local site activity, and AEC processor reconverging
- Shall provide up to 20 dB of selectable noise cancellation for each AEC channel
- Shall provide advanced controls and adjustable parameters for Non-Linear Processing, Double Talk Echo Reduction, and Comfort Noise for each AEC channel
- Shall provide greater than 200 milliseconds of AEC tail length
- Shall provide up to 60 dB per second AEC convergence rate
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts a 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus C, part number 60-1512-01; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus C AT
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide option to select an alternate digital input from the Dante audio network on first mic/line inputs 1 to 8
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 52x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Shall provide additional, deterministic latency of 12 ms when AEC is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- AEC – Acoustic Echo Cancellation Processing Requirements
- Shall provide twelve independent channels of AEC
- Shall provide real-time software-based metering of Echo Return Loss, Echo Return Loss Enhancement, and Total Echo Reduction levels
- Shall provide real-time indication of remote site activity, local site activity, and AEC processor reconverging
- Shall provide up to 20 dB of selectable noise cancellation for each AEC channel
- Shall provide advanced controls and adjustable parameters for Non-Linear Processing, Double Talk Echo Reduction, and Comfort Noise for each AEC channel
- Shall provide greater than 200 milliseconds of AEC tail length
- Shall provide up to 60 dB per second AEC convergence rate
- Dante Audio Networking Requirements
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Eight incoming channels may be rerouted to input channel processing, replacing the analog input
- Shall support primary and redundant Dante audio networks
- Shall support Dante Controller software for digital audio network configuration
- Shall provide an internal four-port Gigabit switch on RJ-45 connectors to support Dante audio network connection and direct interconnection between Dante-enabled products
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Shall provide selectable 0.25 ms, 0.50 ms, 1.0 ms (default), 2.0 ms, or 5.0 ms of deterministic latency
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts a 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus C AT, part number 60-1512-10; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus C AT
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide option to select an alternate digital input from the Dante audio network on first mic/line inputs 1 to 8
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 52x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Shall provide additional, deterministic latency of 12 ms when AEC is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- AEC – Acoustic Echo Cancellation Processing Requirements
- Shall provide twelve independent channels of AEC
- Shall provide real-time software-based metering of Echo Return Loss, Echo Return Loss Enhancement, and Total Echo Reduction levels
- Shall provide real-time indication of remote site activity, local site activity, and AEC processor reconverging
- Shall provide up to 20 dB of selectable noise cancellation for each AEC channel
- Shall provide advanced controls and adjustable parameters for Non-Linear Processing, Double Talk Echo Reduction, and Comfort Noise for each AEC channel
- Shall provide greater than 200 milliseconds of AEC tail length
- Shall provide up to 60 dB per second AEC convergence rate
- Dante Audio Networking Requirements
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Eight incoming channels may be rerouted to input channel processing, replacing the analog input
- Shall support primary and redundant Dante audio networks
- Shall support Dante Controller software for digital audio network configuration
- Shall provide an internal four-port Gigabit switch on RJ-45 connectors to support Dante audio network connection and direct interconnection between Dante-enabled products
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Shall provide selectable 0.25 ms, 0.50 ms, 1.0 ms (default), 2.0 ms, or 5.0 ms of deterministic latency
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts a 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus C AT, part number 60-1512-10; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus C V
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 52x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Shall provide additional, deterministic latency of 12 ms when AEC is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- AEC – Acoustic Echo Cancellation Processing Requirements
- Shall provide twelve independent channels of AEC
- Shall provide real-time software-based metering of Echo Return Loss, Echo Return Loss Enhancement, and Total Echo Reduction levels
- Shall provide real-time indication of remote site activity, local site activity, and AEC processor reconverging
- Shall provide up to 20 dB of selectable noise cancellation for each AEC channel
- Shall provide advanced controls and adjustable parameters for Non-Linear Processing, Double Talk Echo Reduction, and Comfort Noise for each AEC channel
- Shall provide greater than 200 milliseconds of AEC tail length
- Shall provide up to 60 dB per second AEC convergence rate
- VoIP Requirements
- Shall provide up to eight VoIP lines based on RFC 3261 of the Session Initiation Protocol (SIP 2.0)
- Shall allow customizable assignment of auxiliary channels in order to support multiple call appearances for local conferencing applications
- Shall provide independent audio processing and control per call appearance
- Shall support the following audio codecs, with selectable priority:
- G.711u (PCM u)
- G.711a (PCM a)
- G.722
- G.722.1 24/32
- G.722.1c 24/32/48
- G.7236 16/24/32/40
- G.726 AAL-2 16/24/32/40
- Shall support VoIP configuration via an onboard webpage that includes SIP transaction logging, packet count, and network jitter
- Shall provide selection of LAN 1 or LAN 2 as the VoIP Network Interface
- Shall provide the ability to be controlled via LAN 1 or LAN 2
- Shall support VLAN tagging on either LAN 1 or LAN 2, using the 802.11Q protocol
- Shall support Quality of Service – QoS for Layer 2 and Layer 3
- Shall support Transport Layer Security – TLS and Secure Real-Time Transport Protocol – SRTP
- Shall support NAT Traversal via STUN, TURN, and ICE
- Shall support Link Layer Discovery Protocol – Media Endpoint Discovery – LLDP-MED
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts a 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus C V, part number 60-1513-01; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus C V
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 52x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Shall provide additional, deterministic latency of 12 ms when AEC is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- AEC – Acoustic Echo Cancellation Processing Requirements
- Shall provide twelve independent channels of AEC
- Shall provide real-time software-based metering of Echo Return Loss, Echo Return Loss Enhancement, and Total Echo Reduction levels
- Shall provide real-time indication of remote site activity, local site activity, and AEC processor reconverging
- Shall provide up to 20 dB of selectable noise cancellation for each AEC channel
- Shall provide advanced controls and adjustable parameters for Non-Linear Processing, Double Talk Echo Reduction, and Comfort Noise for each AEC channel
- Shall provide greater than 200 milliseconds of AEC tail length
- Shall provide up to 60 dB per second AEC convergence rate
- VoIP Requirements
- Shall provide up to eight VoIP lines based on RFC 3261 of the Session Initiation Protocol (SIP 2.0)
- Shall allow customizable assignment of auxiliary channels in order to support multiple call appearances for local conferencing applications
- Shall provide independent audio processing and control per call appearance
- Shall support the following audio codecs, with selectable priority:
- G.711u (PCM u)
- G.711a (PCM a)
- G.722
- G.722.1 24/32
- G.722.1c 24/32/48
- G.7236 16/24/32/40
- G.726 AAL-2 16/24/32/40
- Shall support VoIP configuration via an onboard webpage that includes SIP transaction logging, packet count, and network jitter
- Shall provide selection of LAN 1 or LAN 2 as the VoIP Network Interface
- Shall provide the ability to be controlled via LAN 1 or LAN 2
- Shall support VLAN tagging on either LAN 1 or LAN 2, using the 802.11Q protocol
- Shall support Quality of Service – QoS for Layer 2 and Layer 3
- Shall support Transport Layer Security – TLS and Secure Real-Time Transport Protocol – SRTP
- Shall support NAT Traversal via STUN, TURN, and ICE
- Shall support Link Layer Discovery Protocol – Media Endpoint Discovery – LLDP-MED
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts a 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus C V, part number 60-1513-01; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus C V AT
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide option to select an alternate digital input from the Dante audio network on first mic/line inputs 1 to 8
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 52x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Shall provide additional, deterministic latency of 12 ms when AEC is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- AEC – Acoustic Echo Cancellation Processing Requirements
- Shall provide twelve independent channels of AEC
- Shall provide real-time software-based metering of Echo Return Loss, Echo Return Loss Enhancement, and Total Echo Reduction levels
- Shall provide real-time indication of remote site activity, local site activity, and AEC processor reconverging
- Shall provide up to 20 dB of selectable noise cancellation for each AEC channel
- Shall provide advanced controls and adjustable parameters for Non-Linear Processing, Double Talk Echo Reduction, and Comfort Noise for each AEC channel
- Shall provide greater than 200 milliseconds of AEC tail length
- Shall provide up to 60 dB per second AEC convergence rate
- VoIP Requirements
- Shall provide up to eight VoIP lines based on RFC 3261 of the Session Initiation Protocol (SIP 2.0)
- Shall allow customizable assignment of auxiliary channels in order to support multiple call appearances for local conferencing applications
- Shall provide independent audio processing and control per call appearance
- Shall support the following audio codecs, with selectable priority:
- G.711u (PCM u)
- G.711a (PCM a)
- G.722
- G.722.1 24/32
- G.722.1c 24/32/48
- G.7236 16/24/32/40
- G.726 AAL-2 16/24/32/40
- Shall support VoIP configuration via an onboard webpage that includes SIP transaction logging, packet count, and network jitter
- Shall provide selection of LAN 1 or LAN 2 as the VoIP Network Interface
- Shall provide the ability to be controlled via LAN 1 or LAN 2
- Shall support VLAN tagging on either LAN 1 or LAN 2, using the 802.11Q protocol
- Shall support Quality of Service – QoS for Layer 2 and Layer 3
- Shall support Transport Layer Security – TLS and Secure Real-Time Transport Protocol – SRTP
- Shall support NAT Traversal via STUN, TURN, and ICE
- Shall support Link Layer Discovery Protocol – Media Endpoint Discovery – LLDP-MED
- Dante Audio Networking Requirements
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Eight incoming channels may be rerouted to input channel processing, replacing the analog input
- Shall support primary and redundant Dante audio networks
- Shall support Dante Controller software for digital audio network configuration
- Shall provide an internal four-port Gigabit switch on RJ-45 connectors to support Dante audio network connection and direct interconnection between Dante-enabled products
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Shall provide selectable 0.25 ms, 0.50 ms, 1.0 ms (default), 2.0 ms, or 5.0 ms of deterministic latency
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts a 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus C V AT, part number 60-1513-10; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
DMP 128 Plus C V AT
- Provide an audio digital matrix processor that shall support 12 mono analog inputs capable of microphone or line level signals and 8 mono analog line level outputs for signal routing and management.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
- Input Requirements
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Microphone level
- Line level, balanced or unbalanced
- Shall provide input gain adjustment from -18 dB to +80 dB in 0.1 dB steps, adjustable per input
- Shall provide selectable +48 volt phantom power for condenser microphones on first eight inputs
- Shall provide option to select an alternate digital input from the Dante audio network on first mic/line inputs 1 to 8
- Shall provide analog to digital conversion at 48 kHz sampling rate with 24-bit resolution
- Shall support twelve mono analog inputs that accept 3.5 mm captive screw connectors:
- Output Requirements
- Shall support eight mono line level, balanced or unbalanced outputs that accept 3.5 mm captive screw connectors
- Shall provide output attenuation adjustment from 0 dB to -100 dB in 0.1 dB steps, adjustable per output
- Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
- DSP Engine Requirements
- Shall provide 64-bit floating point DSP engine
- Shall provide a 52x44 mix matrix such that all inputs and returns can be discretely routed to any or all of the outputs or sends
- Shall provide a maximum, deterministic latency of 3.2 ms from input to output
- Shall provide additional, deterministic latency of 1.3 ms when Virtual Path routing is used
- Shall provide additional, deterministic latency of 12 ms when AEC is used
- Audio Device Requirements — Input to Output
- Shall provide an analog in to analog out signal-to-noise ratio of greater than 107 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
- Shall provide a THD+N measurement of less than 0.01% measured at 20 Hz to 20 kHz, at maximum level
- Configuration Software Requirements
- Shall provide PC-based DSP Configurator software allowing flexible control of the digital signal processor’s fixed architecture
- Shall provide a Live mode for real-time control of parameters without compiling and file uploading to processor
- Shall provide an Emulate mode for offline configuration
- Shall provide single, scrollable window for viewing of all inputs and outputs, audio processing blocks, routing, mix points, and virtual routing
- Shall provide setup and configuration of digital audio processing tools including, but not limited to: Filters (high pass, low pass, bass shelving, treble shelving, parametric, dynamic loudness, and notch EQ); Dynamics processing (AGC, Compressor, Limiter, Noise Gate); Delay processing; Ducking and Adaptive Gain processing; Feedback Suppressor processing, Automixing; and multiple gain stages
- Shall provide cut, copy, paste editing between processing blocks
- Shall provide matrix routing with integrated mix point gain adjustment between inputs, outputs, aux inputs, aux outputs, virtual sends, virtual returns, expansion inputs, and expansion outputs
- Shall provide a library of pre-designed processor settings for inputs and outputs with user-customizable parameters
- Shall provide Group Master controls for consolidation of individual gain or mute control members of the same type into one point of control
- Shall provide Soft Limits settings to define upper and lower control limits on Group Masters for use with external controls
- Shall provide Presets for recall of any processing block setting, level setting or audio routing; presets shall be saved for the entire system, or any selected partial group of inputs, outputs, mix points, and DSP blocks
- Shall provide real-time metering of levels within each Input Gain, AGC, Compressor, Limiter, Noise Gate, Automixer, and Output Attenuation processing block in Live mode
- Shall provide a Meter Bridge window for real-time metering of all input and output channels with clipping indication in Live mode
- Shall provide keyboard-based navigation of configuration software utilizing directional controls, keyboard shortcuts, and spreadsheet software-style commands
- Shall provide file saving in both Live and Emulate mode
- Shall provide file upload in Live mode
- Shall provide configuration and file saving of multiple, linked or networked processors from a single configuration software session
- Aux Input/Output Requirements
- Shall provide a total of 8 Aux Inputs to be configured with a combination of file players and USB audio connections.
- Shall provide a total of 4 Aux Outputs, assignable to USB audio connections.
- Expansion Port Requirements
- Shall provide digital audio expansion port for bidirectional signal routing between two connected processors at sub-millisecond latency
- Shall support 16 incoming signals and 16 outgoing signals
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Product shall include as standard, 1 foot (0.3 m) shielded CAT 6 cable for the purposes of interconnecting two units
- Automixer Requirements
- Shall provide Automixer Group selection for optional channel assignment into any of eight groups
- Shall provide gated and gain sharing automixer types
- Shall provide Last Open Mic Priority and Chairman Priority modes
- Shall provide Max Number of Open Microphone parameter from 1 to 12 microphones
- Shall provide Gate Threshold level and adjustable Off Reduction level for gated channels
- Shall provide adjustable parameters for Attack, Hold, and Release times
- Shall provide real-time metering of Signal Level, Gate Status, and Gate Threshold target from within the Automix parameter setup window
- Shall provide global view with Gate Status indication of all channels assigned to an automixer group
- AEC – Acoustic Echo Cancellation Processing Requirements
- Shall provide twelve independent channels of AEC
- Shall provide real-time software-based metering of Echo Return Loss, Echo Return Loss Enhancement, and Total Echo Reduction levels
- Shall provide real-time indication of remote site activity, local site activity, and AEC processor reconverging
- Shall provide up to 20 dB of selectable noise cancellation for each AEC channel
- Shall provide advanced controls and adjustable parameters for Non-Linear Processing, Double Talk Echo Reduction, and Comfort Noise for each AEC channel
- Shall provide greater than 200 milliseconds of AEC tail length
- Shall provide up to 60 dB per second AEC convergence rate
- VoIP Requirements
- Shall provide up to eight VoIP lines based on RFC 3261 of the Session Initiation Protocol (SIP 2.0)
- Shall allow customizable assignment of auxiliary channels in order to support multiple call appearances for local conferencing applications
- Shall provide independent audio processing and control per call appearance
- Shall support the following audio codecs, with selectable priority:
- G.711u (PCM u)
- G.711a (PCM a)
- G.722
- G.722.1 24/32
- G.722.1c 24/32/48
- G.7236 16/24/32/40
- G.726 AAL-2 16/24/32/40
- Shall support VoIP configuration via an onboard webpage that includes SIP transaction logging, packet count, and network jitter
- Shall provide selection of LAN 1 or LAN 2 as the VoIP Network Interface
- Shall provide the ability to be controlled via LAN 1 or LAN 2
- Shall support VLAN tagging on either LAN 1 or LAN 2, using the 802.11Q protocol
- Shall support Quality of Service – QoS for Layer 2 and Layer 3
- Shall support Transport Layer Security – TLS and Secure Real-Time Transport Protocol – SRTP
- Shall support NAT Traversal via STUN, TURN, and ICE
- Shall support Link Layer Discovery Protocol – Media Endpoint Discovery – LLDP-MED
- Dante Audio Networking Requirements
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Eight incoming channels may be rerouted to input channel processing, replacing the analog input
- Shall support primary and redundant Dante audio networks
- Shall support Dante Controller software for digital audio network configuration
- Shall provide an internal four-port Gigabit switch on RJ-45 connectors to support Dante audio network connection and direct interconnection between Dante-enabled products
- Shall provide uncompressed digital audio at 48 kHz sampling rate with 24-bit resolution
- Shall provide selectable 0.25 ms, 0.50 ms, 1.0 ms (default), 2.0 ms, or 5.0 ms of deterministic latency
- Shall support 48 incoming channels and 24 outgoing channels over a local area network using standard Internet protocols
- Control Requirements
- Shall accept an RJ-45 connector to provide Ethernet monitoring and control using standard TCP/IP protocols to support real-time monitoring and system management over a LAN or WAN
- Shall accept 3.5 mm captive screw connectors to support bidirectional RS-232
- Shall provide an ACP audio control port to support the use of Extron Audio Control Panels.
- Shall provide a female USB mini type B port for software control
- Shall support remote control operation via external control system using Simple Instruction Set commands sent over RS-232, Ethernet, or USB
- Shall provide 8 sets of 3 configurable digital I/O ports that accept 3.5 mm captive screw connectors and can be programmed to sense and then respond to external triggers
- Front Panel Requirements
- Shall provide a green LED for power indication
- Shall provide Configuration port that accepts a USB mini type B connector
- Shall provide green LEDs for Expansion port, LAN port, and USB audio interface activity indication
- Shall provide green LEDs for input and output signal presence indication
- Shall provide red LEDs for input and output clip warning indication
- Rear Panel Requirements
- Shall provide 12 inputs that accept 3.5 mm captive screw connectors
- Shall provide 8 outputs that accept 3.5 mm captive screw connectors
- Shall provide a 4x4 digital audio interface on a mini USB B port
- Shall provide 8 digital input and 16 digital output ports that accept 3.5 mm captive screw connectors
- Shall provide bidirectional RS-232 port that accepts a 3.5 mm captive screw connector
- Shall provide Expansion port that accepts an RJ-45 connector
- Shall provide Ethernet host port that accepts an RJ-45 connector
- Shall provide an ACP audio control port that accepts a 3.5 mm captive screw connector
- General Requirements
- Shall provide internal universal power supply with IEC power socket and support for international 100-240 VAC, 50/60 Hz standards
- Shall be enclosed in a rack-mountable 1U, full rack width metal enclosure
- Shall meet regulatory compliances
- Shall meet safety compliances under CE, c-UL, and UL
- Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
- Shall comply with appropriate requirements of RoHS and WEEE
- Shall provide three year parts and labor warranty
- Input Requirements
- Approved device shall be the Extron DMP 128 Plus C V AT, part number 60-1513-10; no alternates or equals.
- 12 input, 8 output audio digital matrix processor with acoustic echo cancellation, Dante™ audio networking, digital audio expansion port, automixer function with eight groups, 64-bit floating point DSP engine, four input / four output USB audio interface, macros, 8x4 configurable aux inputs / outputs, 16 virtual processing loops, up to eight audio file players, ACP audio control panel support, and 24-bit/48 kHz audio converters
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DMP 128 Plus
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