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GeckoFlex 8931 SD Equalizing Distribution Amplifier

The 8931 digital video fanout distributor amplifier is designed for distributing all major serial digital video formats. It is especially suited for short runs of recently reclocked signals where jitter is not a problem.

  • Passive differential loop-through design adds system flexibility and reliability
  • Eight outputs
  • Auto input cable equalization up to 300m
  • Supports both component and composite signals, all data rates 143, 177, 270, 360 Mb/s
  • Front panel LED indicate EQ warning
  • Remote health monitoring

Note: ASI compatibility with 0° in phase outputs

Supported Chassis Types
GeckoFlex with 8900V-R GeckoFlex Video rear board, Gecko video chassis: 8900TX-V, 8900TF-V, 8900TFN-V

Power Rating
2.5 Watts – single slot

Type: Serial digital (SMPTE 259M A, B, C, and D)
Connector type: BNC
Impedance: High Z differential loop-through
Supported data rates: 143, 177, 270, and 360 Mb/s
Return loss: >18 dB up to 270 MHz, >15 dB up to 360 MHz
Automatic cable equalization:
  • <300 meters (up to 270 Mb/s)
  • <200 meters (up to 360 Mb/s)

Type: Serial digital (SMPTE 259M A, B, C, and D)
Number of outputs: Eight
Connector type: BNC
Impedance: 75Ω
Return loss:
  • >18 dB up to 270 MHz
  • >15 dB up to 360 MHz

No signal reclocking
Electrical length: 3.4 ±1 ns
Temperature range: 0° to 50°C (all specifications met)
Health monitoring: Power supply fault alert per SMPTE 269M
  • Input signal present
  • Input EQ warning

Indicators and Controls
Indicators: EQ warning
Remote: Frame alarm
November 25, 2013
Hillsboro, Ore., November 25, 2013 — Brazil's Canção Nova, a non-profit Catholic Community located in Cachoeira Paulista in the state of São Paulo, is upgrading its broadcast infrastructure with a range of Grass Valley® solutions including five Maestro™ branding and master control systems, five Concerto™ 64x64 routing switchers, five GeckoFlex™ signal processing systems, and six K2 Summit® servers for optimized live event workflows. The system will be live in November and span five locations.
November 12, 2013
Hillsboro, Ore., November 12, 2013 — Bank TV, a satellite broadcaster in the Ukraine, has launched a complete, end-to-end high definition (HD) news production solution from Grass Valley® to facilitate the smooth delivery of its 24/7programming. At the core of the broadcaster's new structure is GV STRATUS® nonlinear media production tools for enhanced production and a streamlined workflow. GV STRATUS is being used in tandem with EDIUS® multiformat nonlinear editing software and GV Edge™ Integrated Playout System with K2 Edge™ playout nodes for 24/7 playout. This deal with Bank TV builds upon the recent momentum generated by Grass Valley in the Ukrainian broadcast market as well as traction gained by GV STRATUS in the EMEA region.
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