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

diy Simple dc Motor / How to Make a Simple dc Motor John Roberts’s dream is finally coming true After winning his first Oscar, Tom Cruise kept repeating the same 2-word phrase. It’s a lesson in ...

Sizing a DC motor to accurately meet a set of requirements can be a thankless task. Having to choose between brush-type or brushless motors can complicate the selection. Even experienced designers may ...

“HW-687 is one easy module for adding speed regulation to your next DC motor-based project. It is a simple pulse-width–modulated speed controller providing smooth control with almost no jerks. There ...

If you grew up in a snowy climate, chances are you’ve ridden a sled or toboggan when you were young. The downhill part of sledding is great fun, but dragging the thing back up gets boring quickly.