We’ve seen plenty of motor projects, but [Jeremy]’s DIY Tubular Linear Motor is a really neat variety of stepper motor in a format we certainly don’t see every day. It started as a design experiment ...

The ABCs of PID control. Considerations for interfacing elements in the electrical circuit to accomplish those parts of the PID function for position control. Firmware code implementation.

A linear generator can switch between a variety of fuel types without losing efficiency. The creation of this generator began in the Stanford Advanced Energy Systems Laboratory. Mainspring Energy ...