GB/T 19888.1-2005
ActiveAcoustics-Stationary audible warning devices used outdoors-Part 1:Field measurements for determination of sound emission quantities
声学 户外用固定式听觉报警器 第1部分：声发射量的现场测定
Application Summary AI generated
This standard specifies field measurement methods for determining the sound emission levels of stationary audible warning devices used outdoors, such as sirens, horns, or alarms. It is applied in industrial, public safety, and transportation contexts to verify that these devices meet regulatory noise limits and ensure effective audibility in real-world outdoor environments. The standard is used by manufacturers, testing laboratories, and regulatory bodies for compliance testing and performance validation.
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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.