A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5996-01-596-6400
NSN 4140-00-671-4532
NSN 5985-00-821-2209
NSN 5930-01-049-9887
NSN 5905-01-010-5296
NSN 6135-01-341-9814
NSN 5965-01-207-0991
NSN 6645-01-248-3123
NSN 6150-01-634-0575
NSN 5910-00-631-1890
NSN 5960-00-740-7285
NSN 6610-01-324-5221