A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5990-01-510-1430
NSN 5965-01-554-4929
NSN 5925-01-346-3803
NSN 6130-01-414-9621
NSN 5905-01-114-9316
NSN 5965-00-249-6980
NSN 6145-00-937-3536
NSN 5996-00-567-4804
NSN 6620-00-202-5122
NSN 5985-00-221-1563
NSN 5895-01-563-9404
NSN 5996-00-964-9400