A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 6220-01-481-1105
NSN 5975-00-899-1995
NSN 5925-01-100-0970
NSN 6110-00-141-1966
NSN 6145-00-295-2887
NSN 5998-01-135-3223
NSN 6610-01-492-2630
NSN 6105-00-551-3747
NSN 5925-01-227-1382
NSN 5895-01-383-8208
NSN 5910-01-010-3356
NSN 4140-01-142-9725