A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5905-01-090-0792
NSN 5998-01-343-1298
NSN 6645-01-350-3138
NSN 6620-01-087-2354
NSN 6145-01-046-9605
NSN 5910-00-913-1974
NSN 5975-01-123-4209
NSN 5835-00-302-5296
NSN 5895-01-107-6436
NSN 5935-01-358-7497
NSN 6620-01-524-0583
NSN 6685-01-137-4243