Special Features:

Technical control subsystem (tcs)provides circuit monitoring, testing, fault isolation, restoration, and status reporting; of red and/or black analog, and digital comm circuits

Properties:

A collection of items, including a combination of computers, (as modified); display unit; panel (1), patching, communications; security and encryption gear, and the like, that forms a part of a communication system. Excludes communication system control group and communication-identification-navigation subsystem.