500_Hz_CONTROL_TONE

Published:2009/7/20 1:53:00 Author:Jessie | From:SeekIC

Developed for use as wireless FM remote control for keying transmitter at another location by sending keyed audio tone over radio link, acoustic link fed by loudspeaker, or audio line. Frequency is about 500 Hz.-J. Schultz, H.F, Operating-Remote Control Style, CQ, March 1978, p 22-23 and 90.



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