A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 2925-01-424-0235
NSN 5910-01-504-3913
NSN 6320-01-265-0665
NSN 5975-01-170-7837
NSN 5998-01-443-8424
NSN 5998-01-476-7350
NSN 5999-01-443-6485
NSN 6620-01-211-4098
NSN 5915-01-098-0744
NSN 5895-01-263-1454
NSN 6220-01-073-8329
NSN 5985-00-958-1644