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2 layers60.9 × 62 mmN39 cat, the printed circuit board in 3D

PCBs for our workshop

Size
60.9 × 62 mm
Copper layers
2
Thickness
1.6 mm
Parts
6
Nets
5
Pads
12
Tracks, vias
13, 0
Pours
3
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
24 May 2025
Updated
30 Jul 2026

Overview

N39 cat is an open-source printed circuit board by netz39, from the netz39/solder-workshop repository on GitHub. It is a 2-layer board of 60.9 × 62 mm with 6 parts on 5 nets, routed with 13 tracks and 0 vias.

Its parts include 2 resistors, 2 diodes and 1 switch.

Parts

6
QtyValueFootprintReferences
2LEDmyparts:THT on SMD LEDD1, D2
2Rmyparts:THT on SMD ResistorR1, R2
1Battery_Cellmyparts:Battery Holder CR2032 BH-49B-5BT1
1SW_Pushmyparts:On Off ButtonSW1

Questions

How big is the N39 cat PCB?

It measures 60.9 × 62 mm and has 2 copper layers, 1.6 mm thick.

What parts does the N39 cat use?

6 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 N39 cat KiCad files?

From the netz39/solder-workshop repository on GitHub, at the commit this page was made from: the board is N39_cat/N39_cat.kicad_pcb and its schematic N39_cat/N39_cat.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the N39 cat design in my own project?

Its repository states no licence, so its author keeps all rights: ask netz39 before reusing the design.

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