Discover how to make a DIY hand-powered mobile phone charger using simple materials such as two small DC motors and a piece ...

This product is courtesy of It was super easy to make this mobile tracked platform and radio-controlled useful for building robots and other systems. It uses Arduino to run the logic to control it ...

For switching high-powered loads from a microcontroller, or for switching AC loads in general, most of us will reach into the ...

AC induction motors are everywhere, from ceiling fans to vehicles. They’re reliable, simple, and rugged — but there are some disadvantages. It’s difficult to control the speed ...