A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5855-01-312-5160
NSN 4140-00-704-7615
NSN 6135-01-281-4758
NSN 6650-01-104-6139
NSN 6135-01-278-9717
NSN 7035-01-182-1086
NSN 5945-01-092-8644
NSN 6105-01-163-1933
NSN 6645-01-383-6514
NSN 6105-01-518-8314
NSN 6620-01-290-8209
NSN 6620-01-250-7445