# \#holey-calibration

**URL:** https://forums.maslowcnc.com/tag/holey-calibration/109.md

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## [Holey calculated values way out](https://forums.maslowcnc.com/t/holey-calculated-values-way-out/17246)

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**Author:** [@Tim\_Mayson](https://forums.maslowcnc.com/u/Tim_Mayson)\
**Replies:** 3\
**Last updated:** [October 20, 2021, 11:16am UTC](https://forums.maslowcnc.com/t/holey-calculated-values-way-out/17246 "2021-10-20T11:16:00Z")

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Hi team hoping you can help with this one. I am attempting to calibrate my machine using the Holey method. my baseline measurements for Distance between motors and height of motors is 3255 and 458 respectively I have me…

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## [How To: Holey Triangular Calibration (GroundControl and Firmware)](https://forums.maslowcnc.com/t/how-to-holey-triangular-calibration-groundcontrol-and-firmware/10676)

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**Author:** [@WoodCutter4](https://forums.maslowcnc.com/u/WoodCutter4)\
**Replies:** 0\
**Last updated:** [July 30, 2019, 4:20pm UTC](https://forums.maslowcnc.com/t/how-to-holey-triangular-calibration-groundcontrol-and-firmware/10676 "2019-07-30T16:20:36Z")

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In order to run Holey Triangular Calibration at this point in time, which I hope to improve in the near future, you must install the source code for GroundControl as listed on the GitHub instructions. FYI - I updated the…