

A redesign of the Ferris Sweep 2 Half-Swept
- Size
- 109.4 × 86.8 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 27
- Nets
- 24
- Pads
- 417
- Tracks, vias
- 293, 14
- Pours
- 59
- Routed
- Yes
- KiCad
- KiCad 8.0 (file 20240108)
- Created
- 8 Nov 2024
- Updated
- 7 Jun 2026
Overview
K02 is an open-source printed circuit board by luimmich, from the luimmich/K02 repository on GitHub. It is a 2-layer board of 109.4 × 86.8 mm with 27 parts on 24 nets, routed with 293 tracks and 14 vias.
Its parts include 17 switches, 1 IC and 1 connector. It belongs with the keyboards and input boards and the AVR (ATmega, ATtiny) boards of this library.
Parts
27| Qty | Value | Footprint | References |
|---|---|---|---|
| 17 | SW_Push | * duckyb-collection:SW_PG1350_rev_DPB | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW10, SW11, SW12, SW13, SW14, SW15, SW16, SW17 +1 |
| 3 | , , | ||
| 2 | MountingHole_Pad | kbd:1pin_conn | B-, B+ |
| 1 | AudioJack4dpb | Kailh:TRRS-PJ-DPB2 | J2 |
| 1 | ProMicro-kbd | * duckyb-collection:ProMicro_jumpers_facedown | U1 |
| 1 | SW_Push | * duckyb-collection:Tactile-Switch_SMT | RSW2 |
| 1 | SW_SPDT | Kailh:SPDT_C128955 | POWER SW |
The 26 most common of 27 parts.
Questions
How big is the K02 PCB?
It measures 109.4 × 86.8 mm and has 2 copper layers, 1.6 mm thick.
What parts does the K02 use?
27 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the K02 KiCad files?
From the luimmich/K02 repository on GitHub, at the commit this page was made from: the board is TRRS/K02.kicad_pcb and its schematic TRRS/K02.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the K02 design in my own project?
Its repository states no licence, so its author keeps all rights: ask luimmich before reusing the design.
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