This triac-based 220V AC ... motor also decreases. This results to a voltage increase in R2-P1 and C3 causing the triac to be triggered earlier and the speed increases accordingly. Another version ...

The AC squirrel cage induction motor is essentially a constant speed device. The speed of the rotating magnetic ... and reverse run. Instead of using a 3-wire control circuit to start and stop a motor ...

While there are a couple of open-source brushless drivers already available, [neuromancer2701] created his own brushless motor controller on an Arduino shield. [neuromancer2701]’s shield is a ...

That’s because brushless DC motors require carefully timed signals used in a process called Electronic Speed Control (ESC). [Fileark] built and ESC using an Arduino and has a couple of posts ...