These are some test files, and a short overview of them, from JefferyJ. His YT channel is an excellent resource:
And here is the description with links:
I've made a handful of EzCad test grids in past videos, some for power vs speed and others mainly looking at changes in frequency. The process of setting up 50-100 individual pens and assigning them to little hatch boxes is tedious and time consuming so feel free to download, modify, and use them however you like.
Links to Dropbox files here:
4 - Setup Squares for Distortion (PDF)
5 - EzCad Manual (You can find the EZCad Manual as well).
And here are some initial tests on our Aurora 20:
Video Coming Soon