A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5905-01-386-3620
NSN 6105-01-641-0652
NSN 5915-01-583-4168
NSN 4140-01-634-0330
NSN 5915-01-160-4850
NSN 6645-00-943-7974
NSN 6645-00-664-4665
NSN 5920-00-554-0437
NSN 6130-00-926-3385
NSN 5920-00-905-4769
NSN 5985-01-307-3932
NSN 5895-00-020-8929