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2 layers40 × 51 mmProto 2, the printed circuit board in 3D
Size
40 × 51 mm
Copper layers
2
Thickness
1.6 mm
Parts
11
Nets
7
Pads
20
Tracks, vias
19, 0
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
16 Jan 2024
Updated
11 Jun 2026

Overview

Proto 2 is an open-source printed circuit board by brillnet, from the brillnet/random_scripts repository on GitHub. It is a 2-layer board of 40 × 51 mm with 11 parts on 7 nets, routed with 19 tracks and 0 vias.

Its parts include 3 resistors, 3 diodes and 1 connector.

Parts

11
QtyValueFootprintReferences
4MountingHoleMountingHole:MountingHole_2.5mmH1, H2, H3, H4
3LEDLED_THT:LED_D3.0mmD1, D2, D3
3RResistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_HorizontalR1, R2, R3
1Conn_01x04Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_HorizontalJ1

Questions

How big is the Proto 2 PCB?

It measures 40 × 51 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Proto 2 use?

11 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 Proto 2 KiCad files?

From the brillnet/random_scripts repository on GitHub, at the commit this page was made from: the board is KiCad/proto_2/proto_2.kicad_pcb and its schematic KiCad/proto_1/proto_1.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Proto 2 design in my own project?

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

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