A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 6150-01-222-0480
NSN 5915-01-124-4016
NSN 5895-01-224-5087
NSN 5930-00-463-4974
NSN 5835-01-111-9838
NSN 6320-01-198-4024
NSN 6610-00-250-1170
NSN 5975-00-284-3319
NSN 5996-00-800-7628
NSN 6130-01-623-1935
NSN 5965-01-576-9859
NSN 4140-01-355-3350