22_KC_SONAR

Published:2009/7/23 22:14:00 Author:Jessie | From:SeekIC

Amplifier is coupled to sonar transducer through 8:1 step-up transformer and resistor-varistor network. Circuit feeds cathode-ray display that protects V2 from overload and possible blocking during echo return time. Receiver gain is 137 db.-L. H. Dulberger, Sonar to Survey Arctic Ocean Shelf Transmits Through Ice and Water, Electronics, 34;31, p 44-45.



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