This Bird, a monoblock split trackball keyboard by Protieusz, is a modification of the Crowboard, originally designed by Alex Miller.
KBD.news Published September 19, 2024
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Protieusz reworked the Crowboard, designed by Alex Miller aka doesntfazer of keyboarddweebs.com, by adding a 25mm trackball. The Bird features 39 hotswap switches and is powered by a RP2040 Core A controller.
Specs
39 keys (3x5+3)
MX, hotswap
RP2040 Core A controller
25mm trackball (PMW3360 sensor)
extra keys below the trackball
The author made two cases, a design with the bird kanji and also an Iron Man themed one with the ball holder cover purchased from Aliexpress (originally used for push start buttons for cars).
Resources
Gerbers (no PCB source) and one case only due to a design issue with the Iron Man one: