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Underwater Metal Detecting for Shipwreck Treasure
light detector, no microprocessors, just simple electronics :)
How to Make a Electrostatic RF Detector or Ghost Detector
Bug-Catching Spider in Web, Part 2
GHOST Detector or a Simple Charge Detector
Small-Range Motion Detector
Home Made BFO metal detector
Make Your Own Smoke Detector Circuit using Arduino
Modify a 6 EUR smoke detector for use with microcontroller, auto-dialer, linking, and more
Animatronic Pirate Ship
Posted:Jan 13, 2010
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