Konrad Wohlfahrt
GERMANY • + Follow
Description
DIY Geiger Counter
This project is a DIY Geiger counter built from scratch, designed for electronics enthusiasts and makers who want to explore radiation detection while learning new skills like PCB assembly and hotplate soldering. The counter features a retro-style five-digit seven-segment display and is fully functional with configurable settings. You can check out the blog on Instructables: https://github.com/KonradWohlfahrt/GeigerCounter
Code
GitHub
https://github.com/KonradWohlfahrt/GeigerCounter
Schematic and Layout
Schematic_GeigerMuellerMainBoard_V2.png
Nov 25,2025
145 views
DIY Geiger Counter
A portable Geiger Counter with a five-digit seven-segment display.
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Published: Nov 25,2025
Standard PCB
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PCB+Assembly
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