NVISION

audio, video, and data transmission, distribution and processing equipment, namely, routers, rate converters, format converters, analog to digital converters, digital to analog converters, sync generators, multiplexers and demultiplexers; control systems, including control systems for routers; comprising computer software; terminal equipment mounting frames and plug-in modules therefor; digital audio, time code and data transmission system mounting frames and plug-in modules therefor, namely, multiplexer modules and demultiplexer modules, and signal input modules and signal output modules; and parts therefor