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I’ve been meaning to post a review of Tips and Tales from the Workshop by our friend Gareth Branwyn, but every time I start, I get distracted by the book itself. I keep flipping through and learning n...

Simple Solar Circuits: How to get started adding solar power to your small electronics projects. Use the sun to power small solar and battery powered night lights, garden lights, and decorations for h...

Zener diodes are a special type of semiconductor diode– devices that allow current to flow in one direction only –that also allow current to flow in the opposite direction, but only when exposed to en...