1979 Edition, September 28, 1979
Method for Describing Aircraft Noise Heard on the Ground
Includes all amendments and changes through Reaffirmation Notice , July 15, 1999
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Description / Abstract:
Method of measuring and recording, data processing and normalization at two levels of sophistication (frequency weighting, spectral analysis). Results can cover single events or noise exposure over period. The noise is treated either as intrusive or as part of other background noise. Applicable to noise certification, monitoring, land-use, planning.