A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5925-00-597-1558
NSN 5998-01-313-9711
NSN 5915-00-118-4838
NSN 6610-01-387-3648
NSN 5965-01-371-1297
NSN 7035-01-175-4321
NSN 4140-01-433-5313
NSN 6145-01-462-2460
NSN 6320-01-108-5933
NSN 6130-01-062-1934
NSN 2925-01-398-4312
NSN 6145-01-145-5177