![AE1S Science and Engineering Blog: Ludlum GM Counter Calibration for accurate CPM rate using a Function Generator AE1S Science and Engineering Blog: Ludlum GM Counter Calibration for accurate CPM rate using a Function Generator](https://1.bp.blogspot.com/-hdRS4XVtm1o/YC8MDFrWB1I/AAAAAAAAOaM/B-XQLqiq1YAoBl1E8lbV0oM7571Tw9rwwCLcBGAsYHQ/s2048/20210217_164505.jpg)
AE1S Science and Engineering Blog: Ludlum GM Counter Calibration for accurate CPM rate using a Function Generator
![SOLVED: The efficiency of a detector describes the percentage of a known activity that is actually determined by the scintillation counter and is used to convert the counts to units of activity SOLVED: The efficiency of a detector describes the percentage of a known activity that is actually determined by the scintillation counter and is used to convert the counts to units of activity](https://cdn.numerade.com/ask_images/6df01bda868f405ead667a305550e71f.jpg)
SOLVED: The efficiency of a detector describes the percentage of a known activity that is actually determined by the scintillation counter and is used to convert the counts to units of activity
![Nice, safe, low-level (~1600-1700 CPM) Uranium glass token / check-source for your "pancake" Geiger Counter. (found on eBay) : r/Radioactive_Rocks Nice, safe, low-level (~1600-1700 CPM) Uranium glass token / check-source for your "pancake" Geiger Counter. (found on eBay) : r/Radioactive_Rocks](https://preview.redd.it/833q95co7jb81.jpg?width=640&crop=smart&auto=webp&s=01ef76cffffb2f0d814f66bebb4f5465960a94e6)
Nice, safe, low-level (~1600-1700 CPM) Uranium glass token / check-source for your "pancake" Geiger Counter. (found on eBay) : r/Radioactive_Rocks
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GQ GMC-300S Digital Nuclear Radiation Detector Monitor Meter Geiger Counter Radiation Dosimeter - Walmart.com
![GCA-03W Geiger Counter Nuclear Radiation Detection Monitor with Digital Meter and External Wand Probe - NRC Certification Ready- 0.001 mR/hr Resolution - 350 mR/hr Range: Science Lab Supplies: Amazon.com: Industrial & Scientific GCA-03W Geiger Counter Nuclear Radiation Detection Monitor with Digital Meter and External Wand Probe - NRC Certification Ready- 0.001 mR/hr Resolution - 350 mR/hr Range: Science Lab Supplies: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/717N3aVZY5L.jpg)
GCA-03W Geiger Counter Nuclear Radiation Detection Monitor with Digital Meter and External Wand Probe - NRC Certification Ready- 0.001 mR/hr Resolution - 350 mR/hr Range: Science Lab Supplies: Amazon.com: Industrial & Scientific
![Deadtime-corrected gamma counter CPM data as a function of activity in... | Download Scientific Diagram Deadtime-corrected gamma counter CPM data as a function of activity in... | Download Scientific Diagram](https://www.researchgate.net/profile/Paul-Kinahan/publication/277342327/figure/fig3/AS:267489414217730@1440785854389/Deadtime-corrected-gamma-counter-CPM-data-as-a-function-of-activity-in-a-decaying-18F_Q320.jpg)
Deadtime-corrected gamma counter CPM data as a function of activity in... | Download Scientific Diagram
![GCA-03 Digital Geiger Counter Nuclear Radiation Detection Monitor with Digital Meter - NIST Calibration Ready- 0.001 mR/hr Resolution - 350 mR/hr Range.: Amazon.com: Industrial & Scientific GCA-03 Digital Geiger Counter Nuclear Radiation Detection Monitor with Digital Meter - NIST Calibration Ready- 0.001 mR/hr Resolution - 350 mR/hr Range.: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71ep+chCK+L.jpg)