These serial digital video transmitters & receivers provide broadcast quality transmission of the industry standard range of digital video data rates. All units transmit and receive real-time video and is one channel rack mount cards with Re-clockers that support 3R retiming, reshaping, regenerate) functions and dual buffered outputs. One buffered output can be set as a time base (clock). Transmitter supports buffered loop-through. This feature ensures maximum performance over long distanc. No video compression is utilized. The standard ST/SR-1HG -x product supports one channel of SMPTE 292M, 310M, 259M, 344M and 424M compliant digital video data rates over one multimode or singlemode fiber for each channel. Using high-performance digital transmission technologies, no user adjustments are needed thus ensuring fast deployment and setup with broadcast quality results.