Arduino Geiger Counter Brings Open Source Radiation Detection To Geeky Masses
If you are looking for a straight forward and geeky Geiger counter, the Libelium gang has your back. En route to the Tokyo Hackerspace as we speak, the Radiation Sensor Board for Arduino is a low cost alternative to existing devices. It is available now either with a compatible Geiger tube for $135 or without for $50. Check the video after reading.
Here is the video