An electronic device which receives, converts and transmits ringing and/or supervisory or other messages over a communication circuit in the form of audio frequency tones. May include integral interrupters, oscillators and hybrid and filter networks. Excludes generator, ringing, static and generator, ringing, machine.
Classification: Articles designed for connection to telegraphic or telephonic apparatus or instruments or to telegraphic or telephonic networks
NSN 5960-00-911-3422
NSN 6145-01-562-1436
NSN 6145-00-964-8859
NSN 6685-01-398-9807
NSN 5965-00-125-6984
NSN 6150-01-272-4036
NSN 6685-01-124-7389
NSN 6240-01-205-0005
NSN 5895-00-245-8444
NSN 5935-00-228-0592
NSN 6645-00-401-5563
NSN 6240-01-194-2206