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2 layers95.8 × 73.1 mmVa4, the printed circuit board in 3D

va4 the 4x2 key split keyboard

Size
95.8 × 73.1 mm
Copper layers
2
Thickness
1.6 mm
Parts
19
Nets
27
Pads
169
Tracks, vias
466, 42
Pours
2
Routed
Yes
KiCad
KiCad 5 (file 20171130)
Created
21 Jan 2019
Updated
10 Feb 2019

Overview

Va4 is an open-source printed circuit board by tobynet, from the tobynet/va4-keyboard repository on GitHub, published under the MIT licence. It is a 2-layer board of 95.8 × 73.1 mm with 19 parts on 27 nets, routed with 466 tracks and 42 vias.

Its parts include 5 switches, 4 diodes, 2 connectors and 1 IC. It belongs with the keyboards and input boards and the AVR (ATmega, ATtiny) boards of this library.

README

README.md

The DIY Keyboard va4 (v0.3.x)

va4 the 4x2 key split keyboard.

OEM Profile Keycaps + CherryMX Compatible Switch version: (v0.3.0)

photo(v0.2.0)

G20 Profile Keycaps + CherryMX Compatible Switch version: (v0.2.0)

photo(v0.2.0)

Kailh Choc(Low profile) Key Switch version: (v0.2.0)

photo(v0.2.0)

Features

  • ⌨️ Support Cherry MX Compatible Switch and Kailh Low Profile Choc Switch

    photo(v0.2.0)

  • 🖥️ Support Pro Micro compatible board

    photo(v0.3.0)

  • 🔑 Password writing space

    photo(v0.2.0)

  • 🥚 Columbus' egg included

    photo(v0.2.0)

  • 📜 Open Source License

Parts

19
QtyValueFootprintReferences
5Val**kbd:HOLERef**, Ref**, Ref**, Ref**, Ref**
4Dkbd:D3_TH_SMDD1, D2, D3, D4
4SW_PUSHkbd:MX_ALPS_PG1350_noLedSW2, SW3, SW4, SW5
2LOGOmy:logo-va_13.5mmG***, G***
1LEDkbd:StripLED_revJ1
1MJ-4PP-9kbd:MJ-4PP-9J2
1ProMicrokbd:ProMicro_v2U1
1RESET_SWITCHkbd:ResetSWSW1

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Questions

How big is the Va4 PCB?

It measures 95.8 × 73.1 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Va4 use?

19 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 Va4 KiCad files?

From the tobynet/va4-keyboard repository on GitHub, at the commit this page was made from: the board is va4.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Va4 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).