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![Factory Price G28155asb ^ Sensitive Sbm-20 Assembled Digital Beta & Gamma Geiger Counter (0 To 9,999) - Limited Release [WYItJ43l]](https://cdn.shopify.com/s/files/1/0661/8595/3530/files/G28155v2-jpg.jpg?v=1721336690)
Factory Price G28155asb ^ Sensitive Sbm-20 Assembled Digital Beta & Gamma Geiger Counter (0 To 9,999) - Limited Release [WYItJ43l]
Fully assembled Digital Geiger Counter features 4 large yellow digits that can display counts per minute or total counts (switch selectable) up to 9,999 for gamma and beta rays detected from the built in sensitive SBM-20 Geiger Muller Tube. Uses a PI
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Factory Price G28155asb ^ Sensitive Sbm-20 Assembled Digital Beta & Gamma Geiger Counter (0 To 9,999) - Limited Release [WYItJ43l]
Fully assembled Digital Geiger Counter features 4 large yellow digits that can display counts per minute or total counts (switch selectable) up to 9,999 for gamma and beta rays detected from the built in sensitive SBM-20 Geiger Muller Tube. Uses a PIC/6F88 microprocessor circuit that features a green "On" light, flashing red detection LED and small speaker that clicks as rays are detected. Size of board is 4.2" x 3.3". Sorry no case available. Operates on one 9V battery (not included). Background count here in Arizona is about 35CPM. Brand new - Fully Assembled.
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