A wide range of rotational speeds could be attained given that the speed is proportional to input pulse frequency Dithering the stepper sign at a higher frequency compared to the motor can reply to will lower this "static friction" impact. Shut-loop stepper motors in its place to BLDC motors Stepper https://stitchsamod.blogars.com/38588628/how-to-wire-a-stepper-motor-in-parallel-versus-series