"Also currently keen to play around with dragonframe but wouldnt mind having a standalone program built for raspberry pi. My idea is to use magnetic encoders you could theoretically program the movements practically by moving the rig by hand and…"
"Its like about 60% aluminium, the rest is 3dprinted ABS plastic. Heres a little photowall of some of my progress. Regarding bearings etc im using a combination of thust bearings and axial bearings which are to be install in the 3d printed axis…"