The [Denki Otaku] YouTube channel took a look recently at some stepper motors, or ‘stepping motors’ as they’re called in Japanese. Using a 2-phase stepper motor as an example, the stepper ...

The stator and its teeth are here formed by two coils, each encased in a metal plate with ‘claws’, as is typical for a tin-can stepper motor design. The metal claws are magnetized when the ...