File:ZHydrophone.jpg: Revision history

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4 February 2011

6 October 2010

  • curprev 20:4020:40, 6 October 2010Z3252833 talk contribs 1,128 bytes +1,128 ===What am I looking at?=== This is an image of a hydrophone. It is an ultrasonic transducer working on the principle of the piezoelectric effect that is used underwater to send out ultrasound waves in order to try and locate large objects underwater. It