[Neumi] over on Hackaday.IO wanted a simple-to-use way to drive stepper motors ... that sits on the rear of the common NEMA17-format stepper motor. The only physical connectivity, beside the ...
In practice, it outperforms both of them by making intelligent use of a 2.5 A peak current ... dubstep the chopper busily switching the stepper motor’s coils, this option spreads the noise ...