A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5920-00-735-0783
NSN 5945-00-755-9369
NSN 6220-01-240-4695
NSN 6105-01-510-1828
NSN 6150-00-081-2063
NSN 6220-00-144-8043
NSN 5930-00-484-2471
NSN 6620-01-494-6055
NSN 5835-01-394-3812
NSN 5855-01-223-0833
NSN 5855-01-432-2487
NSN 5895-01-574-3893