keyboardbuilders

← All designs

TH75

by ramonimbao · ·

86 keys unibody

MX soldered ATmega32A QMK

3D render of the TH75 circuit board
The bare PCB, drawn from TH75.kicad_pcb. No switches or keycaps: this is the board as manufactured.

What fits this board → Compare with another board →

Record 100% complete · 18 of 18 fields

Through-hole 75% Keyboard

Layouts

Spec

Shape

Body
unibody
Splay
no
Stagger
row-staggered
Key spacing
MX spacing · 19.05 × 19.05 mm

Switches

Switch footprint
MX
Hotswap
Mill-Max, or solder the switches in

Electronics

Controller
soldered ATmega32A
Connectivity
Wired — the soldered ATmega32A has no radio
USB port
— not recorded —
Firmware
QMK (rmi_kb/herringbone/pro)
Firmware targets
ATmega32A
Key wiring
7×15 matrix, column-to-row diodes
Room for
— not recorded —
Power switch
no
Exposed components
yes

Building it

Build method
PCB
Soldering
SMD, fine-pitch (USB)
SMD required
yes

Licensing

Hardware
CC-BY-NC-SA-4.0
Firmware
CC-BY-NC-SA-4.0
Documentation
CC-BY-NC-SA-4.0

Sources