Thursday, August 27, 2009

Drawing a Potentiometer with a Pencil Lead

Great DIY project, creating a poteniometer or variable resister using pencil lead. This is a great way to illustrate variable resistance and how a potentiometer works. I think it's also a great inexpensive way to get kids interest in electronics - gasp!

Make a Pencil's Lead Potentiometer (Experimentations) - More DIY How To Projects

via Make

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