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Published on Jan 16, 2011
(Adolf Cortel, 2011) A gamma spectrometer can be easily built with a photomultiplier tube coupled to a NaI scintillator crystal. The counting of the number of peaks corresponding to each energy to get the gamma spectrum can be done very quickly and easily, without aditional hardware, using the freeware software PRA (and InTUNE as well) developed by Marek Dolleiser