A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5855-00-885-8452
NSN 6320-00-343-1798
NSN 6320-01-618-7800
NSN 6220-01-285-2269
NSN 5985-00-766-5637
NSN 5960-01-454-7064
NSN 5855-01-312-5160
NSN 5999-01-541-4965
NSN 6620-00-170-5296
NSN 5965-01-613-9832
NSN 6240-01-381-2275
NSN 6645-00-536-1555