I had this idea of building my own bicycle lighting system totally personalized, the lights would have the exact lighting pattern I wanted and the shape I decide. That's why I started to build this ...

When the only tool you have is a hammer, every problem looks like a nail. An LED ornament for the Christmas tree can be built in any manner of simple, easy implementations. You certainly don’t need an ...

Let me introduce another simple microcontroller-based do-it-yourself circuit that detects motion and excites a light source in a flash. The “snooper” here is an ordinary passive infrared (PIR) motion ...