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FAQs of Gamma and X-Ray Sensors

1. Will environmental conditions affect the life span of mini gamma sensors?
2. Gamma sensor proper nouns explanation:
3. How are the wires connected internally to the gamma sensor?
4. What’s the operating condition’s impact on gamma sensor performance ?
5. Has the module a preferred direction of irradiation?
6. Have any energy compensation for mini gamma sensors?
7. How can we understand the mini gamma sensor circuit and principle?
8. What is voltage reference that needs to be set on inverting input (Pin 4) of the MX9119 according to mini gamma circuit diagram?
9. What is the typical output bias without any interaction with a radioactive source when following the recommended circuit?
10. Why does it sometimes get higher than expected background counts?
11. How to explain gamma sensors’ linear regression?
12. How to explain the Quadratic function aX^2+bX+C about gamma sensors?
13. Why is there sometimes a significant difference in the sensor-to-sensor variation for the CoC data?
14. Why mini gamma sensors sometimes meet the circumstance that the sensitivity will decline after long-term use?
15. Why SemeaTech choose Cesium137 as radiation source for gamma sensors?
16. What ADC/DAC resolution should we use for the temperature measurement and DAC0 output? Is 8-bit sufficient for 3cc gamma sensors?
17. Will the recommended specifications for inductor L1 affect performance of the boost circuit?
18. Is there any factory calibration service for gamma sensors?
19. Does temperature affect radiation measures? Should we calibrate the sensor with a single source over a -20Cto 60C temperature or expose the sensor to multiple types of sources to calibrate across all energy levels?
20. Does 3cc gamma sensor’s lifespan refer to the manufacturing date or the date the sensor was supplied to users?
21. What conditions should be maintained to ensure 3cc gamma sensors remain within their effective operational range?
22. If recalibration is not an option, what methods or tools are available to verify the sensor’s readings and ensure its functioning properly?
23. Is there any risk that the sensor could become a radiation source after exposure to radioactive materials during its operation?
24. What best practices and safety precautions should we follow while handling radioactive materials during testing to ensure safety and compliance?
25. What is Temperature effect on SemeaTech gamma radiation sensors？
26. If the gamma sensor is striked during operation, is there a corresponding effect? How can this be resolved?
27. What best practices and safety precautions should we follow while handling radioactive materials during testing to ensure safety and compliance?
28. Can gamma sensors operate underwater and also waterproof?
29. If it is not possible to perform calibration or alarm function tests during the manufacturing process, what test methods or approaches are recommended to ensure the functionality of the sensor?