Uploaded May 2015 | Updated September 2026, 44 minutes ago

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In this video i assemble a 3" Gamma Scintillation Probe for use with my Ludlum Model 3 using BC-412 plastic and a Philips 3" photomultiplier.

The kit was supplied by iRad Inc:
ebay.co.uk/sch/iradinc/m.html?_nkw=&_armrs=1&_ipg=&_from=

Photomultiplier supplied by Sphere Research:
sphere.bc.ca/test/index.html