D-Bot 3D printer linear rail upgrade
Mark Bronkalla Background My D-Bot is now 5 years old. It has worked well, but the Z axis has been getting sloppy, tilting slightly as it moves up and down. I tried…
October 2022
Converting the Laser to Closed Loop Stepper Drive
Background I wanted to see if I could speed up the engraving on my OMTech 130w CO2 laser. The engraving speed is primarily dependent on the X axis drive. The…