A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5925-00-509-3708
NSN 6135-01-230-4399
NSN 4140-01-450-6208
NSN 5985-01-546-6970
NSN 6685-01-485-8908
NSN 5920-00-614-4643
NSN 5945-01-029-3575
NSN 4140-01-033-3624
NSN 6620-01-507-8444
NSN 5895-01-215-8483
NSN 5945-00-753-1054
NSN 4140-01-026-1381