The American Fibertek RR-10 is a rack card video receiver with an automatic gain control option. The receiver is a component of the 10 series which transmits one channel of high-quality video on one multimode optical fiber. This system is designed to be completely transparent to all camera and monitor manufacturers. Products ordered with automatic gain control require no field adjustments at installation or additional maintenance thereafter. Diagnostic indicators provide a quick visual indication of system status. Equipment is also available with manual gain control option. Equipment may be ordered as stand alone modules or rack cards that are mounted in the American Fibertek Card Cages: SR-20/2 or SR-20R/1.