There are a lot of fun projects you can do with stepper motors salvaged ... t do anything to drive the motor. Others have a case ground wire. Steppers have either 4, 5, 6, or 8 drive wires so ...

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 ...