A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5990-01-423-8189
NSN 5975-01-115-3877
NSN 5998-00-690-5644
NSN 4140-01-642-9686
NSN 6610-00-108-9546
NSN 5965-01-071-3704
NSN 6150-01-490-0932
NSN 5855-00-995-2098
NSN 2925-01-302-7185
NSN 5835-01-512-4834
NSN 4140-01-323-4279
NSN 5935-01-119-7817