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by Spiruel
Fri Jul 19, 2013 12:22 pm
Forum: Geiger Counter
Topic: High Altitude Radiation
Replies: 8
Views: 28549

Re: High Altitude Radiation

Hi, We recently launched a GM tube up to an altitude of 31km on the 28 June this year. You may be interested in our results! Here is a profile histogram of what we recorded: https://www.dropbox.com/s/e38b9plxvrjic6s/counts_v_pressure.pdf As you can see, the peak on the graph confirmed the Pfotzer ma...