A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5905-01-162-8498
NSN 6145-01-634-0388
NSN 6610-01-149-9749
NSN 5975-00-824-5483
NSN 5999-00-106-0603
NSN 5920-01-141-1741
NSN 2925-01-625-6841
NSN 2925-01-136-2551
NSN 6220-00-769-7858
NSN 6620-00-905-6590
NSN 6135-00-660-8654
NSN 6610-00-317-5860