SYNCHRONOUS_DETECTOR_FOR_ZERO_SPEED_TAPE_PLAYBACK

Published:2009/7/24 4:30:00 Author:Jessie | From:SeekIC

Tuned amplifiers with 200-kc center frequency and 20.kc bandwidth separate second harmonic signal containing intelligence from composite head output signal. Output of 6AR8 coupled to push-pull stage gives balanced output.-M. E. Anderson, Magnetic Head Reads Tape at Zero Speed, Electronics, 32:10, p 58-60.



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