Latest from Dean Segovis


Non-Contact Voltage Detector

07/03/2014

This simple and simply ingenious tool can detect nearby electrical fields using a basic circuit built around three NPN transistors.

Fetch-O-Matic: Automatic Ball Launcher

12/18/2012

[youtube http://www.youtube.com/watch?v=V9UOcUKazSA?wmode=opaque] Several years ago I watched a viral YouTube video that starred Jerry the Dachshund, whose engineer owner had...

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