Specifications
Kern 75 specifications
Measurements are for the assembled case, without keycaps.
Case
- Material
- 6063 aluminium, CNC-milled, anodised
- Finishes
- Graphite, Silver, Signal, Moss
- Weight insert
- Brass, 380 g, inside the case floor
- Feet
- Silicone pads; the angle is part of the case
Mount and sound
- Mount
- Gasket mount, Poron gaskets on plate tabs
- Plate
- FR4 or aluminium
- Dampening
- Poron case foam under the PCB
- Stabilisers
- Screw-in, PCB-mounted, hand-lubed: Space, Enter, Backspace, left Shift
Electronics
- PCB
- Hot-swap, 5-pin MX-style sockets; 3-pin switches fit
- Controller
- RP2040
- Connection
- USB-C, wired
- Polling rate
- 1000 Hz
- Rollover
- N-key
- Lighting
- Per-key LEDs, south-facing, off by default
Keys
- Layout
- 75% ANSI, 84 keys
- Keycaps
- PBT, dye-sublimated legends, Cherry profile
- Legends
- Latin, or Latin with Cyrillic (ЙЦУКЕН)
Size and weight
- Footprint
- 325 × 135 mm
- Height
- 18 mm at the front, 33.4 mm at the back, without keycaps
- Typing angle
- 6.5°
- Weight
- 1.9 kg assembled
In the box
- Kern 75, assembled or as a kit
- Braided USB-C to USB-C cable, 1.8 m, and a USB-A adapter
- Keycap and switch puller
- 2 mm hex key for the case screws
- Four spare switches with assembled keyboards
- Printed card with the Fn layer
Firmware and compatibility
Kern 75 runs QMK and works with macOS, Windows and Linux without drivers.
Keys and layers can be remapped in VIA, in Chrome, Edge or another Chromium-based browser. The keymap is stored in the keyboard and works on any computer.
A Fn combination swaps Alt and Win so they act as Option and Command on a Mac.