Makerfarm Calibration Thread of Grand Proportions

[AbuMaia]

I used a spring clamp like this

clamp.jpg to pull the Y motor back to tighten the Y belt, but I can't do the same for the X motor.

I jokingly thought up a way to communicate exactly how tight the belts should be. But it requires the use of a guitar tuner or something similar. Just pluck the belt and find out what note it plays.