My Budget CNC I built last year and finally used for the first time this weekend, Made it specifically for 4x10 HDPE plastic sheets. Just runs a cheap GRBL board and drivers, Raspberry pi 4 mounted to the axis running CNCJS. Works better than expected. It was 1/3rd the size but I extended it.

Oct 2022 ⋅ ⋅

Trying to make an Arduino or Pico PWM to 0-10v circuit with a LM328 Op-Amp. I barely know what I'm doing, Does this look right and how accurate will it be with this chip?

Sep 2022 ⋅

⋅ ⋅ #M