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2 layers96.5 × 77.5 mmBreadboard pcb, the printed circuit board in 3D

Circuit design, schematics, layout, and models

Size
96.5 × 77.5 mm
Copper layers
2
Thickness
1.6 mm
Parts
304
Nets
13
Pads
462
Tracks, vias
191, 0
Pours
1
Routed
Yes
KiCad
KiCad 10.0 (file 20260206)
Created
5 Apr 2026
Updated
20 Jun 2026

Overview

Breadboard pcb is an open-source printed circuit board by mdeeds, from the mdeeds/hardwired-design repository on GitHub. It is a 2-layer board of 96.5 × 77.5 mm with 304 parts on 13 nets, routed with 191 tracks and 0 vias.

It is built around the RJ45. Its parts include 12 connectors, 6 resistors, 2 capacitors and 2 diodes.

Main components

1

README

README.md

Hardwired Design

This repository contains a curated collection of "vintage" electronic schematics recreated in KiCad format, alongside original hardware designs for the Hardwired Design project. It serves as a resource for circuit design, PCB layouts, and 3D models.

Project Overview

This project is an open resource that includes reference vintage circuitry with the designs developed for the Hardwired Design project - a public synthesizer design and manufacturing project. All schematics and layouts are maintained using modern EDA tools to ensure they are accessible for contemporary manufacturing and hobbyist use.

Setup

To get started with these designs, follow the instructions below.

1. Install KiCad

This project is designed for KiCad v10.0. Please ensure you have the correct version installed to avoid compatibility issues with the schema and layout files.

2. Clone the Repository

Clone this repository to your local machine using Git:

bash
git clone https://github.com/mdeeds/hardwired-design.git

Parts

304
QtyValueFootprintReferences
280, , , , , , , , , , , , , , , +264
4Conn_01x05_PinConnector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_VerticalJ7, J8, J9, J10
4Potentiometerhardwired_footprints:BOURNS 2.54 335T POTENTIOMETERR3, R4, R5, R6
3Conn_01x28_PinConnector_PinHeader_2.54mm:PinHeader_1x28_P2.54mm_VerticalJ12, J13, J14
2100uCapacitor_THT:CP_Radial_D5.0mm_P2.00mmC1, C2
2330Resistor_THT:R_Axial_DIN0309_L9.0mm_D3.2mm_P2.54mm_VerticalR1, R2
2Conn_02x05_Odd_Evenhardwired_footprints:Amphenol 71918-110LF 2.54 2x05 IDCJPOWER1, JPOWER2
2LEDLED_THT:LED_D3.0mm_ClearD1, D2
1CV1hardwired_footprints:ACJM-MV3-2S 3.5mm Audio Jack Mono SwitchedJ1
1CV2hardwired_footprints:ACJM-MV3-2S 3.5mm Audio Jack Mono SwitchedJ2
1CV3hardwired_footprints:ACJM-MV3-2S 3.5mm Audio Jack Mono SwitchedJ3
1CV4hardwired_footprints:ACJM-MV3-2S 3.5mm Audio Jack Mono SwitchedJ4
1RJ45hardwired_footprints:Keystone RJ45 949J11

Questions

How big is the Breadboard pcb PCB?

It measures 96.5 × 77.5 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Breadboard pcb use?

304 parts, built around the RJ45. 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 Breadboard pcb KiCad files?

From the mdeeds/hardwired-design repository on GitHub, at the commit this page was made from: the board is hardwired/bench/breadboard_pcb/breadboard_pcb.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Breadboard pcb design in my own project?

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

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