A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5998-01-431-2199
NSN 5985-01-436-7527
NSN 2925-00-902-3881
NSN 5965-01-261-9508
NSN 2925-01-445-4095
NSN 6650-01-536-4086
NSN 5935-01-450-5909
NSN 5895-00-228-6482
NSN 6135-01-230-8106
NSN 5975-00-330-9400
NSN 5996-00-495-3086
NSN 5905-01-257-1194