Dedicated room PC MR-02

Reference design; platform and room tests required.

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Choose a view, then a route, connection or device. Lines retain their original direction. Repeated device IDs refer to the same equipment across views.

MR-02 · Dedicated room PC

An SDI camera reaches the PC through USB capture. The ceiling array sends processed speech; playback feeds two speakers and the array's echo reference.

Signal flow

Signal flow. Devices, connections and conditions follow the drawing.Open SVG ↗
MR-02 · Signal flowSDI to USB capture; processed ceiling microphone to USB send; playback to speakers and AEC reference through the room switch. Separate PC camera and display controls. USB playback is excluded from USB microphone send. No local voice lift, guest takeover or room panel in the baseline. Reference design: no system tests performed. Repeated device identifiers refer to the same equipment across views. Equipment illustrations are schematic; labels define quantities.{"sourceHash":"111805cc7cb2f7c1738efbf98b8c232f82bcacdd7c87f6d198ea1c3bbc8208ec","view":"signal","nodes":["CAM","CAP","PC","DIS","REM","MIC","DSP","SPK"],"edges":["L01","L02","L03","L04","L05","L06","L07","L08","L09"]}PIXEL COMMAND SOLUTIONS / MR-02 / SIGNAL FLOWSignal flowREFERENCE DESIGN · PROJECT VALIDATION REQUIREDCAM → CAP: 3G-SDI; BNC / capture adapter3G-SDICAP → PC: USB 3 video; 1080p30 targetUSB 3 videoPC → DIS: HDMIHDMIPC ↔ REM: IP call; content shared in applicationIP callMIC → DSP: Dante: 1 processed automixDante: 1 processedautomixDSP → SPK: Dante TX1: playbackDante TX1: playbackDSP → MIC: Dante TX2: playback to AEC referenceDante TX2: playback toAEC referenceDSP → PC: USB send: local speech onlyUSB send: local speechonlyPC → DSP: USB playback: far end + contentUSB playback: far end +content1 SDI PTZ camera Separate 12 V supplyCAM1 SDI PTZ camera1 SDI-to-USB capture Host powered; embedded audio offCAP1 SDI-to-USB capture1 dedicated room PC Call UI, sharing and PTZ utilityPC1 dedicated room PC1 display 75-inch candidate; speakers offDIS1 displayRemote participants / serviceREMRemote participants /service1 ceiling microphone array AEC ON; automatic coverage ONMIC1 ceiling microphonearray1 USB audio processor Input 9 to USB send; no second AECDSP1 USB audio processor2 powered network speakers Same mono playback busSPK2 powered networkspeakersVideo / LED dataUSB / KVMAudio
Devices, connections & design conditions 9 connections
  • An SDI camera reaches the PC through USB capture. The ceiling array sends processed speech; playback feeds two speakers and the array's echo reference.
  • MR-02 reference diagram showing SDI-to-USB capture, microphone AEC, USB audio, Dante routes, PoE and PC controls.
CAM
1 SDI PTZ camera Separate 12 V supply
CAP
1 SDI-to-USB capture Host powered; embedded audio off
PC
1 dedicated room PC Call UI, sharing and PTZ utility
DIS
1 display 75-inch candidate; speakers off
REM
Remote participants / service
MIC
1 ceiling microphone array AEC ON; automatic coverage ON
DSP
1 USB audio processor Input 9 to USB send; no second AEC
SPK
2 powered network speakers Same mono playback bus
  1. CAM → CAP3G-SDI; BNC / capture adapter
  2. CAP → PCUSB 3 video; 1080p30 target
  3. PC → DISHDMI
  4. PC ↔ REMIP call; content shared in application
  5. MIC → DSPDante: 1 processed automix
  6. DSP → SPKDante TX1: playback
  7. DSP → MICDante TX2: playback to AEC reference
  8. DSP → PCUSB send: local speech only
  9. PC → DSPUSB playback: far end + content

USB playback is excluded from USB microphone send. No local voice lift, guest takeover or room panel in the baseline. Reference design: no system tests performed.

Control & power

Signal flow. Devices, connections and conditions follow the drawing.Open SVG ↗
MR-02 · Control & powerSDI to USB capture; processed ceiling microphone to USB send; playback to speakers and AEC reference through the room switch. Separate PC camera and display controls. USB playback is excluded from USB microphone send. No local voice lift, guest takeover or room panel in the baseline. Reference design: no system tests performed. Repeated device identifiers refer to the same equipment across views. Equipment illustrations are schematic; labels define quantities.{"sourceHash":"111805cc7cb2f7c1738efbf98b8c232f82bcacdd7c87f6d198ea1c3bbc8208ec","view":"control","nodes":["CAM","PC","DIS","SW","NW"],"edges":["L10","L11","L12"]}PIXEL COMMAND SOLUTIONS / MR-02 / CONTROL & POWERControl & powerREFERENCE DESIGN · PROJECT VALIDATION REQUIREDPC → CAM: VISCA/IP presets; verified utilityVISCA/IP presetsPC → DIS: Agreed display IP control / statusAgreed display IPcontrol / statusSW → NW: Physical connections; see port schedulePhysical connections1 SDI PTZ camera Separate 12 V supplyCAM1 SDI PTZ camera1 dedicated room PC Call UI, sharing and PTZ utilityPC1 dedicated room PC1 display 75-inch candidate; speakers offDIS1 display1 managed room switch 8 copper links used; require at least 10 4 PoE devices; PSE at least 150 WSW1 managed room switchPhysical port schedule 1 array + 1 processor + 2 speakers: Ethernet and PoE PC + camera + display + uplink: Ethernet onlyNWPhysical port scheduleControl / statusPower
Devices, connections & design conditions 3 connections
  • An SDI camera reaches the PC through USB capture. The ceiling array sends processed speech; playback feeds two speakers and the array's echo reference.
  • MR-02 reference diagram showing SDI-to-USB capture, microphone AEC, USB audio, Dante routes, PoE and PC controls.
CAM
1 SDI PTZ camera Separate 12 V supply
PC
1 dedicated room PC Call UI, sharing and PTZ utility
DIS
1 display 75-inch candidate; speakers off
SW
1 managed room switch 8 copper links used; require at least 10 4 PoE devices; PSE at least 150 W
NW
Physical port schedule 1 array + 1 processor + 2 speakers: Ethernet and PoE PC + camera + display + uplink: Ethernet only
  1. PC → CAMVISCA/IP presets; verified utility
  2. PC → DISAgreed display IP control / status
  3. SW → NWPhysical connections; see port schedule

USB playback is excluded from USB microphone send. No local voice lift, guest takeover or room panel in the baseline. Reference design: no system tests performed.

Typical architecture · not a project drawing