Why 16x micro stepping is a bad idea with mixing hot end.

While exploring other things I was looking closely at gcode files and it occurred to me that extruder moves can be really tiny. Of course it’s obvious but it’s not something that I had given much thought to. A 300mm move in X generally has an extrusion amount associated with it in the order of […]

5 Axis Homing using CoreXYUV

For readers of this blog who don’t know, I have what is essentially a dual CoreXY printer with two CoreXY mechanisms stacked one above the other. The lower gantry carries the hot end and the upper gantry carries the 5 E3D Titan extruders. This enables me to use much shorter Bowden tubes than I would […]