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Guru
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Alpha Beta Gamma Geiger Muller Tube and its Calibration

05/22/2025 11:40 AM

Hello Friends,

I just wonder exactly how the calibration is done for the Alpha Beta Gamma Geiger Muller Tube.

LND7317 is my current choice which is in the range of US$110/each. Has anyone used this GM Tube and want to share experience.

I have recently purchased GQ600+ from Seattle Harbor area which uses this GM Tube.

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Guru

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#1

Re: Alpha Beta Gamma Geiger Muller Tube and its Calibration

05/22/2025 7:21 PM
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Guru

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#2

Re: Alpha Beta Gamma Geiger Muller Tube and its Calibration

05/22/2025 8:05 PM
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Guru

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#3

Re: Alpha Beta Gamma Geiger Muller Tube and its Calibration

05/22/2025 8:49 PM
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Guru
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#4
In reply to #3

Re: Alpha Beta Gamma Geiger Muller Tube and its Calibration

05/23/2025 3:02 AM

Hi Rixter,

Thanks for links. I may consider to have Alpha Beta Gamma radiation source facility for calibration. I can also try DAE and NPL facilities if they have standard test field of these radiation sources.

LND datasheet is online.

Thanks.

Shyam

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Guru

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#5
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Re: Alpha Beta Gamma Geiger Muller Tube and its Calibration

05/26/2025 12:21 PM

Here's some information I got from a Google search:

"The LND 7317 pancake Geiger-Mueller tube, commonly used in Geiger counters, is typically calibrated and verified during its manufacturing process. Calibration certificates are often available for individual tubes. Further, the LND 7317 tube's performance is generally consistent, according to Safecast. Calibration Process:

  • Factory Calibration: LND 7317 tubes are calibrated at the factory, ensuring they meet specific performance standards.
  • Verification: Each tube is verified and calibrated during its production process.
  • Calibration Certificate: Calibration certificates may be available for individual tubes.
  • Periodic Checks: While the LND 7317 is generally stable, Safecast suggests that periodic checks against a known radiation source are recommended.

Factors to Consider:

  • Accuracy: The LND 7317 is a well-characterized component with good accuracy, typically within ±10%.
  • Consistent Performance: Due to its design, the LND 7317 is known for consistent performance.
  • External Factors: While the LND 7317 is generally reliable, factors like temperature can potentially affect readings, according to Safecast.

Calibration Methods:

  • Using a Known Source: Periodic checks against a known radiation source, like Cs-137, can help verify the instrument's accuracy.
  • Comparing Readings: Comparing readings from different Geiger counters or against other radiation measurement devices can also provide a check on performance.

In summary, the LND 7317 Geiger-Mueller tube is typically calibrated and verified during manufacturing, and calibration certificates are often available. While the tube's performance is generally consistent, periodic checks against a known radiation source are recommended to ensure its accuracy"

https://www.google.com/search?q=calibration+of+LND+7317+geiger+counter&sca_esv=bae98e363cc9bd77&source=hp&ei=bpI0aPKGHKW2ptQPpOuDoQQ&iflsig=AOw8s4IAAAAAaDSgfvVYPhBNxTC9BU0mg3aKZzyMKE1m&ved=0ahUKEwjy9ff6wsGNAxUlm4kEHaT1IEQQ4dUDCCs&uact=5&oq=calibration+of+LND+7317+geiger+counter&gs_lp=Egdnd3Mtd2l6IiZjYWxpYnJhdGlvbiBvZiBMTkQgNzMxNyBnZWlnZXIgY291bnRlcjIFECEYoAEyBRAhGKABMgUQIRigATIFECEYoAEyBRAhGKABMgUQIRirAjIFECEYqwIyBRAhGKsCSNTpAlDQJViOmQFwAngAkAEAmAGxAaABqh6qAQQ0LjI3uAEDyAEA-AEB-AECmAIhoAKhH6gCCsICChAAGAMY6gIYjwHCAgoQLhgDGOoCGI8BwgIQEC4Y0QMYAxjHARjqAhiPAcICDhAuGIAEGLEDGIMBGIoFwgIIEAAYgAQYsQPCAg4QLhiABBixAxjRAxjHAcICERAuGIAEGLEDGNEDGIMBGMcBwgILEC4YgAQY0QMYxwHCAgQQABgDwgIOEAAYgAQYsQMYgwEYigXCAgsQLhiABBjHARivAcICBRAuGIAEwgIOEC4YgAQYxwEYjgUYrwHCAgUQABiABMICCBAuGIAEGLEDwgILEC4YgAQYsQMYgwHCAgsQABiABBixAxiDAcICERAuGIAEGLEDGMcBGI4FGK8BwgIREC4YgAQYsQMY0QMYxwEYyQPCAgsQABiABBiSAxiKBcICDRAAGIAEGLEDGEYY-QGYAwfxBZX0m8F9FQwG8QXnez5krvnRRpIHBDMuMzCgB9fWAbIHBDEuMzC4B5gf&sclient=gws-wiz

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