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| ==== LED detector ==== | ==== LED detector ==== | ||
| [[File:V-Scope.png] | [[File:V-Scope.png]]This an electrostatic field detector (a.k.a. as "V-Scope") that uses a common antenna to repond to ambient electrical fields. The LED glows brightly when positive charge approaches and becomes dimmer or blinks when negative charge comes in contact. | ||
| '''''Construction manuals''''' | '''''Construction manuals''''' | ||
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