ADC

COMMUNICATION EQUIPMENT, NAMELY, ELECTRICAL JACKS, PLUGS, JACK FIELDS, TERMINAL BLOCKS, CONNECTION PANELS, PATCHING CONNECTORS AND CORDS, SIGNAL REPEATERS, SIGNAL CONDITIONERS, COMMUNICATION DISTRIBUTION FRAMES, FIBER OPTIC COUPLERS, FIBER OPTIC WAVE LENGTH DIVISION MULTIPLEXER/DEMULTIPLEXERS, PATCH MODULES, INTERFACE MODULES, TEST MODULES, BREAK-OUT MODULES, REMOTE ALARM INDICATOR PANELS, PATCHING AND SWITCHING CHASSIS, PATCHING, SWITCHING AND MONITORING POWER SUPPLIES, PATCHING AND SWITCHING CONTROL MODULES, DATA LINE MONITORS AND EMULATORS, TRANSMISSION TEST SETS, PBX TEST BOARDS, NETWORK SWITCHING AND MONITORING CONTROLLERS, SWITCH CARDS, SWITCHING CABLES, DIGITAL SIGNAL CROSS CONNECT MODULES, TRANSMISSION CIRCUIT BOARDS, SIGNALING SUB-BOARDS, TRANSMISSION MOUNTING SHELVES AND CONNECTION DESIGNATION STRIPS