A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 2925-01-469-8229
NSN 6240-00-372-4841
NSN 5998-01-477-7376
NSN 4140-01-647-4048
NSN 4140-01-536-0032
NSN 5925-01-563-3556
NSN 5975-01-312-6733
NSN 5950-01-214-9616
NSN 6650-01-524-2105
NSN 5965-00-391-0562
NSN 5855-01-348-6690
NSN 5950-01-139-2983