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2 layers35 × 50 mmCoil board, the printed circuit board in 3D

A machine to collect data on how magnetic flux changes over distance

Size
35 × 50 mm
Copper layers
2
Thickness
1.6 mm
Parts
9
Nets
5
Pads
17
Tracks, vias
19, 0
Routed
Yes
KiCad
KiCad 8.0 (file 20240108)
Created
2 Aug 2024
Updated
9 Sep 2024

Overview

Coil board is an open-source printed circuit board by the-relentless-epee, from the the-relentless-epee/Magnetic-Flux-Testing-Machine repository on GitHub. It is a 2-layer board of 35 × 50 mm with 9 parts on 5 nets, routed with 19 tracks and 0 vias.

It is built around the KBU4A. Its parts include 2 connectors, 1 capacitor and 1 diode.

Main components

1

README

README.md

Magnetic-Flux-Testing-Machine

A machine to collect data on how magnetic flux changes over distance. The end goal is to test how the air gap in an electric motor affects its performance. The machine involves spinning a disc of neodynium magnets next to a coil. The distance between the magnet disc and the coil is changed using a stepper motor, and the voltage across the coil is measured.

Overall Assembly: Screenshot 2024-08-14 223127 Screenshot 2024-08-14 223146

PCB: Screenshot 2024-08-30 222821 Screenshot 2024-08-30 222851 Screenshot 2024-08-30 222624 Screenshot 2024-08-30 222733

Parts

9
QtyValueFootprintReferences
1C_Polarized_USCapacitor_THT:CP_Radial_D4.0mm_P2.00mmC1
1Conn_01x02_PinConnector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_VerticalJ1
1KBU4ADiode_THT:Diode_Bridge_Vishay_KBUD1
1R_Potentiometer_Trim_USPotentiometer_THT:Potentiometer_Vishay_T93YA_VerticalRV1
1Screw_Terminal_01x02TerminalBlock_RND:TerminalBlock_RND_205-00232_1x02_P5.08mm_HorizontalJ2

The 5 most common of 9 parts.

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Questions

How big is the Coil board PCB?

It measures 35 × 50 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Coil board use?

9 parts, built around the KBU4A. 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 Coil board KiCad files?

From the the-relentless-epee/Magnetic-Flux-Testing-Machine repository on GitHub, at the commit this page was made from: the board is Electronics/PCB files/coil board/coil board.kicad_pcb and its schematic Electronics/PCB Design Files/power board/power board.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Coil board design in my own project?

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