To download mp3 (audio): Click "Download mp3" button
To Cut/Crop mp3: Please use the slider below and click on "Download mp3" button to download the selected part.
Note that video to mp3 conversion output is limited to 10 minutes.
The Geiger Müller (GM) radiation monitor is one of a class of gas-filled radiation detectors - probably the most popular in use around the world. This resource has been produced for Ionactive by Grallator Limited.