Already during the assembly, I noticed the first issues with the Sapphire Pro. The endstops needed to be 'reworked' - the hotend was not properly assembled and later on the extruder made problems. This is how I fixed it.
ReadThe Sapphire Pro from TwoTrees comes shipped with a MKS Robin Nano board. While the board is open, its firmware is not and so you can hardly modify anything. Instead of replacing the board I managed to get Marlin working this machine.
ReadTMC2208 Stepsticks - Simple upgrade for the noisy and old steper drivers for the anycubic 4MAX
ReadThe Anycubic 4MAX is my entry printer into the world of FDM 3D printing. In the past months I found out it's strengths and weaknesses.
Readlast summer I recieved a 6" f/6 newtonian from ZW Optical. Now, I think, I can give a review and share some experience. I do mainly images from the solar system and the ZW153 is a moon-machine, but also I enjoy hiking to dark places and the ZW153 now replaced my 4" f/5 refractor.
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