This is my writeup on how to make a really compact geiger counter running CircuitPython.

This project was funded by the Hack Club "Winter hardware wonderland" project, which provided me with the funding to afford the hardware used.

TODO

Commands can be inputted via UART console after connecting to the nRF board on the geiger.

• The SBM-20 tube is known to break when exposed to large amounts of radiation.
• The measurements in this aren't 100% accurate and more or less are just used to estimate how much radiation is around you.