National Stock Number:
5805-00-140-1550
Federal Supply Class:
5805
National Item Identification Number:
001401550
Description:
CONVERTER,TELEGRAPH-TELEPHONE SI
Detail:
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.
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