Let's Make Robots!

hard drive

On the bench video, just checking out the basic mechanics. … Read more
an example of a driver for a brushless DC motor without microcontroller
This is a continuation of my blog on the same subject. Please continue your commenting here.     I am the proud owner of a stack of scavenged hard drives. I hoped … Read more

Walzing Hard Drive Motors

Update: This page is just an archive. The real work is continued as a walk through. Please direct all your comments to that page.



I am the proud owner of a stack of scavenged hard drives. I hoped to find really fast, torqueless motors inside. But instead I found myself a project for my new found 555 knowledge.

3phase_pulsegen_500mono_0.png