GB/T 20441.2-2018
ActiveElectroacoustics—Measurement microphones—Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique
电声学 测量传声器 第2部分：采用互易技术对实验室标准传声器声压校准的原级方法
Application Summary AI generated
This standard specifies the primary method for pressure calibration of laboratory standard microphones using the reciprocity technique. It is applied in metrology laboratories and acoustics testing facilities to establish the highest-level accuracy for microphone sensitivity measurements, ensuring traceability to national standards. The standard is essential for industries requiring precise sound pressure level measurements, such as aerospace, automotive, and environmental noise monitoring.
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