A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5985-00-302-1785
NSN 6685-00-528-5175
NSN 5895-01-346-9018
NSN 5835-00-847-7277
NSN 5925-01-436-3320
NSN 6145-01-096-2505
NSN 6105-01-437-6431
NSN 5935-01-537-5051
NSN 6610-01-479-8162
NSN 6320-00-593-0379
NSN 6135-01-388-2761
NSN 6105-01-087-0454