In seismic exploration this is the acoustical sensor for collecting reflected waves.
Found op http://www.encyclo.co.uk/visitor-contributions.php
trade name for an acoustic detector that responds to ground vibrations generated by seismic waves. Geophonesalso called jugs, pickups, and ... [3 related articles]
Found op http://www.britannica.com/eb/a-z/g/22
geophone 1. A seismic device used to detect vibrations in the earth. 2. A device for detecting sound waves underground. 3. A seismic transducer that responds to motions of the ground at locations on or below the surface of the earth. 4. A trademark referring to an instrument designed to detect vi...
Found op http://www.wordinfo.info/words/index/info/view_unit/2737/5
[musical instrument] The geophone is a percussion instrument, invented by the French composer Olivier Messiaen for use in his large composition for piano and orchestra entitled Des canyons aux étoiles… ("From the canyons to the stars…"). It consists of a drum filled with thousands of sm...
Found op http://en.wikipedia.org/wiki/Geophone_(musical_instrument)
A geophone is a device which converts ground movement (displacement) into voltage, which may be recorded at a recording station. The deviation of this measured voltage from the base line is called the seismic response and is analyzed for structure of the earth. ==Etymology== The term geophone deriv...
Found op http://en.wikipedia.org/wiki/Geophone
[instrument] == Licensing: == ...
Found op http://en.wikipedia.org/wiki/Geophone_(instrument)
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