A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5910-01-010-5494
NSN 5915-01-006-2504
NSN 5999-01-422-4921
NSN 4140-00-463-3898
NSN 6145-01-628-7160
NSN 7035-00-455-7666
NSN 6610-01-660-3966
NSN 6105-01-313-5481
NSN 6110-01-477-2111
NSN 4140-01-556-9136
NSN 6130-01-455-5531
NSN 6610-00-155-1334