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2 layers57.6 × 81.1 mm9outputs, the printed circuit board in 3D

Electronic design of an avionics for mini rockets

Size
57.6 × 81.1 mm
Copper layers
2
Thickness
1.6 mm
Parts
23
Nets
29
Pads
88
Tracks, vias
166, 9
Pours
1
Routed
Yes
KiCad
KiCad 6 (file 20211014)
Created
2 Jan 2023
Updated
9 Nov 2025

Overview

9outputs is an open-source printed circuit board by Hackuarium, from the Hackuarium/Avionics repository on GitHub. It is a 2-layer board of 57.6 × 81.1 mm with 23 parts on 29 nets, routed with 166 tracks and 9 vias.

It is built around the BSP75N and KPJX-4S-S. Its parts include 9 transistors, 5 connectors, 3 resistors and 1 IC. It belongs with the ESP32 and RISC-V boards of this library.

Main components

2

README

README.md

Parts

23
QtyValueFootprintReferences
9BSP75NPackage_TO_SOT_SMD:SOT-223Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9
4MountingHoleMountingHole:MountingHole_3.2mm_M3_ISO7380H1, H2, H3, H4
3RResistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolderR1, R2, R3
3Screw_Terminal_01x04TerminalBlock_MetzConnect:TerminalBlock_MetzConnect_Type094_RT03504HBLU_1x04_P5.00mm_HorizontalJ1, J2, J3
1KPJX-4S-Scustom2:KPJX4SS1111
1MOUDLE-SEEEDUINO-XIAO-ESP32C3Project_custom:MOUDLE14P-SMD-2.54-21X17.8MMU4
1Screw_Terminal_01x02TerminalBlock_MetzConnect:TerminalBlock_MetzConnect_Type094_RT03502HBLU_1x02_P5.00mm_HorizontalJ11
1Screw_Terminal_01x03TerminalBlock_MetzConnect:TerminalBlock_MetzConnect_Type094_RT03503HBLU_1x03_P5.00mm_HorizontalJ4

Questions

How big is the 9outputs PCB?

It measures 57.6 × 81.1 mm and has 2 copper layers, 1.6 mm thick.

What parts does the 9outputs use?

23 parts, built around the BSP75N and KPJX-4S-S. 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 9outputs KiCad files?

From the Hackuarium/Avionics repository on GitHub, at the commit this page was made from: the board is kicad-9outputs/9outputs.kicad_pcb and its schematic kicad-10outputs/10outputs.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the 9outputs design in my own project?

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

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