what if we could unroll the stator in two dimensions instead of just one? That’s the idea behind [BetaChecker’s] two-axis stepper motor, which looks like it has a lot of potential for some ...

[Frank Herrmann] had an interesting idea to turn a geared DC motor into a servo motor assembly, but with a stepper motor-like interface. By stacking some small PCBs behind the motor body, it was ...