![Calibrating Geiger Counters with an Analog scale (Ludlum anyone?) for accurate CPM rate reading using a Function Generator. This method calibrates the electronics only and doesn't account for detector efficiency and actual Calibrating Geiger Counters with an Analog scale (Ludlum anyone?) for accurate CPM rate reading using a Function Generator. This method calibrates the electronics only and doesn't account for detector efficiency and actual](https://preview.redd.it/bznpyf1kd4i61.jpg?width=640&crop=smart&auto=webp&s=52976aca138657e5a3775a5c7edb329ad061300a)
Calibrating Geiger Counters with an Analog scale (Ludlum anyone?) for accurate CPM rate reading using a Function Generator. This method calibrates the electronics only and doesn't account for detector efficiency and actual
![RDX-2 High-Range Handheld Radiation Monitor & Detector | Geiger Muller Tube detects Gamma, Beta, and X-ray Radiation | Range: 0-1000 µSv/hr and 0-100 mR/hr | not affected by EMP | Instant Reading: RDX-2 High-Range Handheld Radiation Monitor & Detector | Geiger Muller Tube detects Gamma, Beta, and X-ray Radiation | Range: 0-1000 µSv/hr and 0-100 mR/hr | not affected by EMP | Instant Reading:](https://m.media-amazon.com/images/I/81jrccz8I1L.jpg)
RDX-2 High-Range Handheld Radiation Monitor & Detector | Geiger Muller Tube detects Gamma, Beta, and X-ray Radiation | Range: 0-1000 µSv/hr and 0-100 mR/hr | not affected by EMP | Instant Reading:
![Radiation 101: What is it, how much is dangerous, and how does Fukushima compare to Chernobyl? - Pure Earth Radiation 101: What is it, how much is dangerous, and how does Fukushima compare to Chernobyl? - Pure Earth](https://www.pureearth.org/wp-content/uploads/2011/04/Full-Image1-300x300.png)