cross-posted from: https://lemmy.dbzer0.com/post/45765963
The design is based on the excellent Dactyl keyboard, generated with https://ryanis.cool/cosmos/ and it runs the excellent qmk firmware. It is handwired:
and I have also made a palm support using inkscape and openscad
All printed on a reprap prusa i3 derivative.
This helps me use my computer with less pain, so I want to call out all the wonderful projects and people who contribute to them which made it possible.
Total cost? $60 aud, amortised filament ~15 bucks worth maybe? and a lot of my time haha.
Purple dactyl represents
How is trackball? I wasn’t sure how easily layering would work giving up easy access to half the thumb cluster.
Sadly I couldn’t get a bearing/ball mix that wouldn’t feel “gritty”.
Otherwise the hand position is nice and layering is easy to use even with the ball. Overall nice to use and great setup for CAD software.
Tried ball transfer units?
I’ve found Ruby balls ok sometimes but BTUs are where it’s at. Expensive though.