Brand new SBT-11A/CBT-11A Alpha, Beta and Gamma mica window Geiger Tube has 4 anodes and is super sensitive. Operates on 260 to 400V, operating current each section 0.5 - 1.1uA, and size 29 x 56 x 23mm. New Old Stock in manufactures box. Note: We test each tube and place a piece of transparent tape over tube window for protection of the mica window. Please peel off tape before using, however be careful not to touch the mica window as it is thin and can ruin the tube if it breaks.
Brand new SBT-11A/CBT-11A Alpha, Beta and Gamma mica window Geiger Tube has 4 anodes and is super sensitive. Operates on 260 to 400V, operating current each section 0.5 - 1.1uA, and size 29 x 56 x 23mm. New Old Stock in manufactures box. Note: We test each tube and place a piece of transparent tape over tube window for protection of the mica window. Please peel off tape before using, however be careful not to touch the mica window as it is thin and can ruin the tube if it breaks.
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