SONAR_THUMPER

Published:2009/7/23 22:38:00 Author:Jessie | From:SeekIC

Strobotron tube circuit energizes spark coil, ionizing spark gap and discharging bank of 4,000-v capacitors through underwater transducer coil, causing adjacent aluminum plate to produce high-power sound pulse that penetrates sediment layers and bedrock for oceanographic research.-New Sonar Thumper Charts Ocean Subbottom, Electronics, 34:5, p 56:57.



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