Hacker News new | ask | show | jobs
by corn-cheese 1095 days ago
I've been thinking about building a tiny, (relatively) cheap haptic knob. I wonder if this makes enough torque for it to feel right? Maybe with a big stator and a small knob.
2 comments

I remember watching this youtube video a while ago:

* https://www.youtube.com/watch?v=ip641WmY4pA (quick demo)

* https://www.youtube.com/watch?v=Q76dMggUH1M (building)

You can use a small BLDC motor as the knob, shaft and bearing.