2 layers76.2 × 76.2 mm
Saintcon2020
compukidmike/Saintcon2021
This year's badge was created by compukidmike, ProfessorPlum, and SodiumHydrogen. It's styled after a combination lock and the shackle actually opens!
77 parts3
2 layers48 × 22 mm
Joka
abeljim/joka- Size
- 48 × 22 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 40
- Nets
- 46
- Pads
- 127
- Tracks, vias
- 210, 18
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 8.0 (file 20240108)
- Created
- 1 Mar 2025
- Updated
- 3 Mar 2025
Overview
Joka is an open-source printed circuit board by abeljim, from the abeljim/joka repository on GitHub. It is a 2-layer board of 48 × 22 mm with 40 parts on 46 nets, routed with 210 tracks and 18 vias.
It is built around the XRCGB27M120F3M10R0. Its parts include 20 capacitors, 8 inductors, 5 resistors, 3 connectors and 2 fuses.
Main components
1Parts
40| Qty | Value | Footprint | References |
|---|---|---|---|
| 10 | C | joka:C_0805_2012Metric | C11, C12, C13, C14, C15, C16, C17, C18, C19, C20 |
| 8 | L | joka:L_0805_2012Metric | L1, L2, L3, L4, L5, L6, L7, L8 |
| 4 | 2.2u | joka:C_0805_2012Metric | C5, C6, C7, C8 |
| 4 | R | joka:R_0805_2012Metric | R2, R3, R4, R5 |
| 2 | 10pf | joka:C_0805_2012Metric | C9, C10 |
| 2 | 2A | joka:Fuse_0805_2012Metric | F1, F2 |
| 2 | 4.7u | joka:C_0805_2012Metric | C2, C3 |
| 1 | 0.1u | joka:C_0805_2012Metric | C4 |
| 1 | 10k | joka:R_0805_2012Metric | R1 |
| 1 | 10u | joka:C_0805_2012Metric | C1 |
| 1 | ANT1 | joka:PinSocket_1x01_P2.54mm_Vertical | J2 |
| 1 | ANT2 | joka:PinSocket_1x01_P2.54mm_Vertical | J3 |
| 1 | Conn | joka:PinSocket_2x05_P2.54mm_Vertical | J1 |
| 1 | PN7160B1HN_C100E | joka:PN7160B1HNC100E | IC1 |
| 1 | XRCGB27M120F3M10R0 | joka:XRCGB27M120F3M10R0 | Y1 |
Questions
How big is the Joka PCB?
It measures 48 × 22 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Joka use?
40 parts, built around the XRCGB27M120F3M10R0. 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 Joka KiCad files?
From the abeljim/joka repository on GitHub, at the commit this page was made from: the board is joka.kicad_pcb and its schematic filter.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Joka design in my own project?
Its repository states no licence, so its author keeps all rights: ask abeljim before reusing the design.
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