SOS_ON_TWO_FREQUENCIES

Published:2009/7/16 5:22:00 Author:Jessie | From:SeekIC

Transistors and tubes are combined for maximum power efficiency at 5-w output. Operates on 500-kc and 8.326.Mc distress frequencies. Code-wheel-operated photoelectric flip-flop automatically switches bands and keys transmitter in SOS code.-H. B. Weisbecker, Distress Transmitter is Hybrid, Electronics, 31:31, p 98-100.



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