Mechaduino is a board that sits on a regular stepper motor and turns it into a servo with a closed loop control of 0.1degree. Whenever we post something about using cheap brushless motors for ...

With some skill and knowledge, it is reasonably easy to identify which of these common factors is the root cause of poor control loop performance. With closed-loop control, poor performance typically ...

[Ben Katz] is in the process of building a compact, closed-loop espresso machine, and really seems to be pulling it off in the first shot. Though it may not be the final product, we’re in awe of ...