j3tstream writes: I “rebuild” my Geiger counter, the SBM-20 tube was initially inside the box, i have put this one inside a 32mm diam plastic tube, for more convenience, wired through a XLR3 cable. This counter is from “Electronique-Pratique” n°368, … Read more
Tag Archives: Geiger counter
Erdabyz designed a Geiger counter around a SI-3BG Geiger Muller tube. It uses a PIC16F1508 to read the radiation level, and passes it to a computer via a FT232R USB-to-Serial IC. Timer 1 uses a secondary xtal oscillator at 32,768kHz … Read more
In this presentation from the ongoing 29C3 Chaos Communications Conference in Hamburg, Germany, Sean Bonner shares his experiences overcoming technical and bureaucratic obstacles while attempting radiation monitoring in the wake of the March, 2012 Fukushima Dai-Ichi nuclear power plant disaster. … Read more
Rubi shared his Geiger counter based on a Russian SMB-20 tube in the project log forum. Thanks Rubi!