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The TH-5/TG converted neutral dc signals from a teletypewriter to frequency-shift telegraph signals, and frequency-shift telegraph signals to neutal dc signals for the teletypewriter to print. 20 Hz ringing was provided for ringing and break-in during half-duplex operation. Replaced by TH-22/TG.

Reference Files

TM 11-5805-246-10 and TM 11-5805-246-ESC

See Also


TH - Telegraph apparatus