Mark Rehorst's Tech Topics

Some people like to dress their printers up with 24 bit RGB variable color LED lighting that they can control from a phone.  Meh.  I just wa...

UMMD, my recently built coreXY 3D printer , has been at the Milwaukee MakerSpace for the last week while I put the finishing touches on it ...

In this explanation, I'm going to use SmoothieWare as an example for the config file entries, but there are similar entries for whatever...

Update: The smoothieboard has been replaced by a Duet Ethernet board .  The information below is the original stuff. Major components of t...

Update:  This post explains, among other thing, how to set up a printer with the origin at one corner of the bed.  I have since decided that...