A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 6220-00-213-5471
NSN 6645-00-684-3424
NSN 6610-01-573-5949
NSN 5999-01-486-7647
NSN 5920-01-614-5983
NSN 5855-01-222-1242
NSN 5985-01-415-3134
NSN 4140-01-566-4008
NSN 6150-00-412-8067
NSN 6610-01-268-4191
NSN 6110-00-212-9130
NSN 5905-00-205-2595