Reply To: Stepper motors have a high pitch buzz

#8184
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vicious1
Keymaster

You need to set the voltage in your stepper drivers.
Sounds like you have them set at maximum, hope you didn’t fry them already. Google the brand you have and follow a tutorial.
link to the pololu 8825 tuning in this post, https://www.vicious1.com/assembly/ramps-wiring/