Building a 3D motor printed motor is one thing, but creating a completely custom servo motor with encoder requires some significant engineering. In the video after the break [365 Robots] takes us through the build process of a closed-loop motor with a custom optical encoder.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/01/31/high-caliber-engineering-on-a-low-torque-pcb-servo-motor/