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A 3"x8" pattern designed to check the X-Carve or other hobby CNC for indications of stepper motor lost steps, improper stepper motor calibration, and lack of perpendicularity between the spindle/router and wasteboar.
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Nice project! :-) Mine came out fantastic. Really put the mind at ease. Thanks for creating this detailed howto!
Charles Stevenson · January 18, 2016
Robert, found a few issues that needed to be corrected. Really appreciate having a resource like this. THANK YOU!
Kirk Marchant · February 14, 2018
The PDF seems to be deleted. Do you mind posting it again?
Tomer Amarilio · December 04, 2019
No PDF? Anyone have??
Kenneth Maddux · December 07, 2019
Here it is! I found it http://easel.inventables.com/projects/W5aNZfym_u2juTaPbJE8rA
Martin Metras · December 27, 2019
Can't seem to access the PDF. Mind Posting it again?
Jonathan Haywood · March 18, 2020
No PDF
LD HENDERSON · April 07, 2020
PDF file for Calibration Test https://docplayer.net/50743481-X-carve-cnc-calibration-test-pattern.html
Michael Ettman · June 20, 2020
docplayer.net pdf is blacklisted on avast FYI
Jason Posey · February 26, 2022
Jean S Parker · April 23, 2025