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G26357 - SI-29BG Very Sensitive Geiger Muller Tube
Detailed DescriptionRussian SI-29BG is a very sensitive Geiger Mueller Tube. Operates in the range of 360 to 440V so its works well with our C8600ASB Geiger Counter Board (not included). Size including contacts 2.362" long x 0.394" dia. Length of metallic part of tube is 1.575". We find this tube slightly more sensitive than the SBM-20. It detects beta and gamma rays. In Arizona the typical background count from this tube is 14 to 16. We test every one of them before shipping.
Assembled Ultimate Geiger Counter Kit - Without GM Tube|
PockMagic.com - SI-29BG Sensitive Small Geiger Muller