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G29411 ~ Vintage Rare SI-1G/CИ-1BT Glass Geiger Mueller Tube Gamma & Beta Ray Detector
Detailed Description
Soviet CИ-1BT/SI-1G is a glass Geiger Mueller Tube that operates from 400 to 450V and detects Gamma & Beta radiation. Size of glass envelope is about 40mm x 9.75mm dia. Overall length is 58mm long. The (+) of tube is at the end that has the pointed vacuum seal. This tube produces about 40cpm here in Arizona so its sensitive for its size.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov - Why is this here?