ST/SR-1W1A1G/1A1G, this module in the SC product family incorporates an all-digital encoding technology that transmits one real-time, simplex 10-bit video channel, one full-duplex, 24-bit audio channel and one user selectable, full duplex, multi-protocol data channel. RS-232, RS-422, RS-485 (2 or 4-wire), Manchester and bi-phase data protocol/formats are all supported. NTSC, PAL and SECAM video formats are all seamlessly supported. A standard DB25F connector is provided for the audio/data interface. These single fiber, laser based systems are available in both, multi-mode and single-mode modules. The SC series is also compatible with Meridian’s SpectraSmart Network management and diagnostic PC based system. SC product family is available as rack mount cards that can be installed in either Meridian’s desk chassis or in 19-inch racking frames. Shelf/surface mount modules are also available. This system can be configured in either star (module to rack) or trunking (rack to rack) configurations. These systems can be made a standalone system by using the SR-500/S, SR-1000/s, 1 or 2 slot desk/wall mount chassis (87 to 264Vac).