Sensorless brushless motors offer a compelling combination of efficiency, durability, and cost savings, making them ...

What’s more, this modification arrives a few weeks weeks after we first saw an open source ... through a motor with a hollow shaft. Since this motor will be operated under closed loop control ...

The design of the fin took a few iterations to get right, but with a working motor and fin combination he set about tuning the system’s PID controller in a tub before taking it out to the open ...