GB/T 3785.2-2023
ActiveElectroacoustics—Sound level meters—Part 2: Pattern evaluation tests
电声学 声级计 第2部分：型式评价试验
Application Summary AI generated
This standard specifies the pattern evaluation tests for sound level meters, detailing the procedures and requirements for verifying that instruments meet the performance specifications outlined in GB/T 3785.1. It is applied by metrology authorities and manufacturers in China to conduct type approval testing of sound level meters used in environmental noise monitoring, occupational health assessments, and product noise measurement. The standard ensures consistent and accurate acoustic measurements across industries such as construction, automotive, and industrial safety.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.