A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5930-01-384-3848
NSN 6610-01-505-3495
NSN 6650-01-277-1858
NSN 6150-01-225-1384
NSN 6320-00-456-2092
NSN 6135-01-496-2352
NSN 5925-01-113-7793
NSN 5975-01-547-3598
NSN 6150-01-583-5539
NSN 6620-01-371-5040
NSN 2925-01-459-8093
NSN 4140-01-293-9315