A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5975-01-176-1392
NSN 5965-00-267-4173
NSN 5905-00-560-8186
NSN 5965-01-460-4172
NSN 6650-01-517-7903
NSN 6145-01-311-4761
NSN 5905-01-352-0974
NSN 5895-00-711-5598
NSN 6145-01-169-3001
NSN 6130-01-209-4690
NSN 5999-00-008-0609
NSN 6620-01-457-7277