A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 6145-01-387-8771
NSN 6110-00-861-1948
NSN 5960-01-336-4240
NSN 5998-00-161-4228
NSN 6610-00-425-7684
NSN 6150-01-431-7624
NSN 5945-01-141-7497
NSN 6645-01-254-0490
NSN 6135-00-062-5080
NSN 5999-01-449-2790
NSN 5905-00-432-3198
NSN 4140-01-160-7699