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2 layers245.3 × 78.6 mmHenge40 PCB, the printed circuit board in 3D

Henge40 PCB

ymkn/henge402

A compact 40% keyboard with 12-column row staggered layout in 12.75u width.

Size
245.3 × 78.6 mm
Copper layers
2
Thickness
1.2 mm
Parts
93
Nets
64
Pads
516
Tracks, vias
435, 48
Pours
2
Routed
Yes
KiCad
KiCad 7 (file 20221018)
Created
28 Oct 2024
Updated
24 Feb 2025

Overview

Henge40 PCB is an open-source printed circuit board by ymkn, from the ymkn/henge40 repository on GitHub, published under the MIT licence. It is a 2-layer board of 245.3 × 78.6 mm with 93 parts on 64 nets, routed with 435 tracks and 48 vias.

It is built around the RP2040-TINY and 1N4148W. Its parts include 43 switches, 41 diodes and 1 IC. It belongs with the keyboards and input boards and the RP2040 boards of this library.

Main components

2

README

README.md

Henge40

A compact 40% keyboard with 12-column row staggered layout in 12.75u width.

Henge40 real image

This keyboard was inspired by Menhir.

Default Layout

Henge40 layouts

You can also customize the layout using Vial.

Build Guide

See Build Guide.

License

This project is licensed under the MIT License, see the LICENSE file for details.

However, this does not apply to logo data (image files, KiCAD footprints, etc.) included in the resources of this project. Please contact us for secondary use.

Parts

93
QtyValueFootprintReferences
411N4148Wymknlib_Various:D_SOD-123D1, D2, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23 +25
37SW_PushPCM_marbastlib-mx:SW_MX_HS_CPG151101S11_1uSW1, SW10, SW11, SW12, SW13, SW14, SW15, SW16, SW17, SW18, SW19, SW20, SW21, SW21_1, SW22, SW23 +21
3SW_PushPCM_marbastlib-mx:SW_MX_HS_CPG151101S11_1.5uSW7, SW35, SW40
2SW_PushPCM_marbastlib-mx:SW_MX_HS_CPG151101S11_1.75uSW3, SW39
1henge40_logo:henge40_logotype
1ymknlogo:1unekokey
1SW_PushPCM_marbastlib-mx:SW_MX_HS_CPG151101S11_1.25uSW2
1rp2040-tinyymknlib_Waveshare_RP2040-Zero:Waveshare_RP2040-Zero_SMDU1

The 87 most common of 93 parts.

Questions

How big is the Henge40 PCB PCB?

It measures 245.3 × 78.6 mm and has 2 copper layers, 1.2 mm thick.

What parts does the Henge40 PCB use?

93 parts, built around the RP2040-TINY and 1N4148W. 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 Henge40 PCB KiCad files?

From the ymkn/henge40 repository on GitHub, at the commit this page was made from: the board is KiCAD/PCB/Henge40_PCB.kicad_pcb and its schematic KiCAD/PCB/Henge40_PCB.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Henge40 PCB design in my own project?

Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).

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