RIDICULOUSLY SENSITIVE CHARGE DETECTOR
(C)1987 William J. Beaty
![[SCHEMATIC OF DEVICE]](http://amasci.com/electrom/e-field2.gif)
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(The earth-ground is not required.)
(The 1-Meg resistor is not required.) |
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RIDICULOUSLY SENSITIVE CHARGE DETECTOR(C)1987 William J. Beaty
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| This simple circuit can detect the invisible fields of voltage which surround all electrified objects. It acts as an electronic "electroscope." |