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2 layers153.2 × 154.2 mmSpkb, the printed circuit board in 3D

Split Keyboard based on an RP2040

Size
153.2 × 154.2 mm
Copper layers
2
Thickness
1.6 mm
Parts
63
Nets
83
Pads
780
Tracks, vias
2,525, 269
Routed
Yes
KiCad
KiCad 6 (file 20211014)
Created
5 Jan 2022
Updated
2 May 2023

Overview

Spkb is an open-source printed circuit board by llmerlos, from the llmerlos/spkb repository on GitHub. It is a 2-layer board of 153.2 × 154.2 mm with 63 parts on 83 nets, routed with 2,525 tracks and 269 vias.

Its parts include 30 diodes, 30 switches, 1 IC and 1 connector. It belongs with the keyboards and input boards and the RP2040 boards of this library.

Parts

63
QtyValueFootprintReferences
301N4148Diode_THT:D_DO-35_SOD27_P7.62mm_HorizontalD0, D1, D2, D3, D10, D11, D12, D13, D14, D20, D21, D22, D23, D24, D30, D31 +14
30SW_PushKEYSWITCH:Kailh_socket_PG1350_reversible_LEDSW0, SW1, SW2, SW3, SW10, SW11, SW12, SW13, SW14, SW20, SW21, SW22, SW23, SW24, SW30, SW31 +14
1AudioJack4Keebio:TRRS-PJ-320A-dualT1
1JOYSTICK_SWITCHRP2040:JOYSTICK_SWITCHJ1
1RP2040_ZERORP2040:RP2040_ZEROU1

Questions

How big is the Spkb PCB?

It measures 153.2 × 154.2 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Spkb use?

63 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 Spkb KiCad files?

From the llmerlos/spkb repository on GitHub, at the commit this page was made from: the board is SPKB/SPKB.kicad_pcb and its schematic SPKB/SPKB.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Spkb design in my own project?

Its repository states no licence, so its author keeps all rights: ask llmerlos before reusing the design.

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