Crkbd / Corne case compatible with v2 and v3 hotswap PCBs and fr4 switch plates.
Builds pictured in this thing were purchased from 42keebs (the kit includes pcbs, trrs jacks, reset switches, diodes and hotswap sockets, top and bottom plates, oled covers as well as an assortment of screws and standoffs; we made use of the covers, standoffs and top plates).
Updates
13/08/24 - added step files for all versions of the case
07/11/23 - added new revision for non tented versions of the case with footprints for 10mm diameter non-slip silicone feet (original releases still available under the Old Rev STL folder)
06/11/23 - added eiga tented w/ 600mah battery for the 5 column version of the case
6col_eiga_tented - flat case design with custom tenting
6col_1.5d_600mah - 1.5 degree outward slope, designed for nice!nano wireless builds; it has a tray for a 304050 3.7V 600mAh Li-Po battery (attached w/ double sided tape)
6col_eiga_1.5d_600mah - same as above, with tenting mount points from eiga version
plate_6col_A - 1.5mm plate for five column builds. variant A is suitable for pbcs using kailh hotswap sockets
plate_6col_B - 1.5mm plate for five column builds. variant B is suitable for pbcs using millmax 0305 hotswap sockets. flip and lay flat on print bed
Five columns
5col_flat - flat case design
5col_eiga_tented - flat case design with custom tenting
5col_1.5d_600mah - 1.5 degree outward slope, designed for nice!nano wireless builds; it has a tray for a 304050 3.7V 600mAh Li-Po battery (attached w/ double sided tape)
5col_eiga_1.5d_600mah - same as above, with tenting mount points from eiga version
plate_5col_A - 1.5mm plate for five column builds. variant A is suitable for pbcs using kailh hotswap sockets
plate_5col_B - 1.5mm plate for five column builds. variant B is suitable for pbcs using millmax 0305 hotswap sockets. flip and lay flat on print bed
Bill of materials
10 x m2x8mm countersunk screws for the 600mah battery versions of the case; m2x4mm if using any of the flat cases - aliexpress
10 x m2x8mm female-female standoffs - aliexpress (for standard 1.6mm fr4 plates; if you plan on using thicker plates, such as 3mm acrylic ones, you will need to subtract the difference in thickness from the standoff, eg: 3mm plates would require 6.5mm standoffs)
8 x m5 socket head cap screws of various lengths according to your own preference, for the tenting version - aliexpress
8 x m5 locknuts, for the tenting version - aliexpress
4.7mm inner diameter rubber caps, for the tenting version - aliexpress
8 x 10x2mm silicone feet - aliexpress variant K1002
Misc
battery life with 600mah Li-Po is ~2 months on the central half (60 days of usage with 20% remaining charge, own testing), 9+ months on the peripheral (tbc, quoted by the zmk power profiler)
battery life with 110mah Li-Po is ~1 week on the central half, ~3 weeks on the peripheral
VOID
