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 ...

A brushless motor requires a motor controller, and for most of us, this means cheap Electronic Speed Controllers (ESC) from a warehouse in China. [Ben] had a better idea: build his own ESC.

Unusual machines now has two drone components placed on the Blue UAS Framework. The Rotor Riot Brave 55A ESC is a 4-in-1 electronic speed controller designed to work seamlessly with flight controllers ...