A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 4140-01-244-0548
NSN 2925-01-534-7314
NSN 6645-01-579-2898
NSN 6130-01-578-3759
NSN 5930-00-364-3654
NSN 5960-01-128-4431
NSN 6110-01-396-5249
NSN 6240-01-124-1049
NSN 5910-00-771-7288
NSN 5910-01-615-7645
NSN 2925-00-408-9829
NSN 7035-01-119-6271