A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5998-01-118-1961
NSN 5910-01-111-7538
NSN 6645-01-590-5534
NSN 5975-01-421-4474
NSN 5960-01-215-0992
NSN 5910-00-970-8767
NSN 5960-00-060-6825
NSN 6645-00-540-8930
NSN 5999-01-451-4906
NSN 5950-01-545-2908
NSN 6135-00-122-2420
NSN 5985-00-126-4391