GB/T 6446-1986
AbolishedFrequency weighting for the measurement of aircraft noise (D-weighting)
飞机噪声测量用频率计权(D-计权)
Application Summary AI generated
This standard specifies the D-weighting frequency response characteristics for measuring aircraft noise, ensuring consistent and comparable noise level assessments. It is applied in aviation and environmental acoustics for evaluating noise from aircraft during takeoff, landing, and flyover operations. The standard is used by engineers and testing facilities to calibrate sound level meters for aircraft noise certification and community noise impact studies.
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