VN-Matrix® 325

VNC 325 3G-SDI

1. Provide a codec that supports low-delay, high quality streaming of SDI, HD-SDI or 3G-SDI, embedded audio and serial RS232 data
   1. Rack mountable, one-half rack width, 1U high metal enclosure codec for streaming high quality audio, video and serial RS232 data with low delay shall:
      1. Support operation as an encoder or decoder, switchable between functions
      2. Provide BNC connectors for interfacing serial digital video with ancillary data or genlock connections
      3. Provide one 9-pin D connector for device configuration
      4. Provide one 9-pin D connector for RS-232 data streaming and alarm relay connection
      5. Provide one RJ-45 connector for network connectivity
      6. Provide one SFP connector supporting an optional optical or copper network interface transceiver
      7. Provide LED indicators for power, network, source or streaming status and critical alarms
      8. Support 270 Mbps, 1.485 Gbps and 2.970 Gbps serial digital data rates
      9. Support the following video standards, resolutions and formats:
         1. SMPTE 259M:
            1. 525i at 59.94 Hz
            2. 625i at 50 Hz
         2. SMPTE 296M:
            1. 720p at 23.97/24/25/29.97/30/50/59.94/60 Hz
            2. 1080i at 50/59.94/60 Hz
            3. 1080p at 23.97/24/25/29.97/30 Hz
            4. 1080psf progressive scan carried on interlaced
         3. SMPTE 424/425M:
            1. 1080p, 50/59.94/60 Hz
      10. Support 10-Bit YCrCb 4:2:2 encoding
      11. Support transmission of the following non-video data in the vertical ancillary space:
          1. ANSI/CEA 608-E closed captioning
          2. ANSI/CEA 708-D closed captioning
          3. Linear timecode (LTC)
          4. Vertical interval timecode (VITC)
      12. Support the following ancillary data – ANC audio standards :
          1. SMPTE 272M-A, for use with SMPTE 259M
          2. SMPTE 299M, for use with SMPTE 296M and SMPTE 424/425M
      13. Support transport of two channels of audio
          1. Sampling rate and bit depth decimation can be applied when two audio channels are transported. The following options are available:
             1. 16, 20, or 24 bit digital audio; full sampling rate
             2. 16 bit digital audio, half sampling rate
             3. 16 bit digital audio, quarter sampling rate
      14. Support the transport of up to 16 channels of audio, selectable in groups of four channels
      15. Support maintenance of the native source resolution and vertical signal frequency from encode to decode
      16. Provide and encode-to-decode latency of 70 ms or less, independent of network delay
      17. Provide a video error concealment system which does not increase streaming bandwidth or encoding delay
      18. Support an error correction method for embedded audio
      19. Support 10/100/1000 BaseT network connection speeds
      20. Support unicast streaming for up to four unicast addresses
      21. Support unicast RTP, unicast TCP, and IGMP multicast streaming applications
      22. Offer adjustment over the Ethernet frame Maximum Transmission Unit – MTU
      23. Support automatic and manual negotiation of network link speed and duplex mode
      24. Support definition of user-defined device names
      25. Support remote control and configuration from RS-232 and Telnet
      26. Support lock out of Telnet control
      27. Support configuration and control from an embedded web browser
      28. Support optional on screen messaging for source identification, stream identification, and streaming status
      29. Support SNMP v3
      30. Support generation and logging of device or system errors
      31. Support the ability to create SNMP traps by filtering and reporting device errors based on error type, source and severity
      32. Support definition of destination addresses for SNMP traps
      33. Support compatibility with a networked recording device for collecting and playing back audio and video streams
      34. Support configuration and control in systems consisting of multiple codecs, encoders, decoders and recorder appliances from a dedicated, centralized controller
      35. Support encoding and decoding audio and video at bit rates from 6 Mbps to 250 Mbps
      36. Support separation of streaming traffic and device management on the two Ethernet connections
   2. Encoding operation shall:
      1. Support a serial digital video input and loop through connection
      2. Support automatic sensing of the signal format and resolution
      3. Apply timecode referencing to audio/video streams supporting applications with multi-stream synchronization requirements
      4. Maintain audio and video synchronization
      5. Apply compression on an absolute frame basis, independently frame by frame
      6. Offer independent control over spatial compression of luminance and chrominance information
      7. Support temporal compression, applied on a sub-picture basis examining change that discriminates between luminance, chrominance and signal or image noise
      8. Support compression and encoding based on constant quality, variable spatial quality, or frame rate based on bit rate targets
      9. Offer bit rate management based on: Defined frame rate, adaptive frame dropping based on bit rate targets, adaptive spatial compression based on bit rate targets, or combined adaptive spatial compression and adaptive frame rate
      10. Provide a test pattern accessible from the loop through connector which is accessible using a front panel button
   3. Decoding operation shall:
      1. Support a serial digital video output connection and a genlock reference input connection
      2. Support audio and video synchronization
      3. Support genlock of video streams across multiple decoders
      4. Provide an adjustable buffer supporting the ability to adapt to varying network latency conditions
      5. Provide an output test pattern accessible from a front panel button
   4. Approved device shall be the Extron VNC 325 3G-SDI (60-1249-01; no alternates or equals)