The worst thing about a volume knob is that, having connected it to a computer, it might be wrong: if you’ve manually altered the volume settings somewhere else, the knob’s reading won’t be correct.

[Davide Gironi] shows us how to implement a sensorless brushless DC motor controller (sensorless BLDC) using an ATmega8 microcontroller. In order to control a BLDC motor you need to know its ...

In this article, I’ll dig into a couple of things you need to know when it comes to using salvaged hard disc drive spindle motors. Most electronics hobbyists think that such hard disc drive spindle ...