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ANSI/ASA S12.9 PART 7 : 2016
Superseded
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QUANTITIES AND PROCEDURES FOR DESCRIPTION AND MEASUREMENT OF ENVIRONMENTAL SOUND - PART 7: MEASUREMENT OF LOW-FREQUENCY NOISE AND INFRASOUND OUTDOORS AND IN THE PRESENCE OF WIND AND INDOORS IN OCCUPIED SPACES
Hardcopy , PDF
26-06-2020
English
25-04-2016
1 Scope
2 Normative references
3 Terms and definitions
4 Instrumentation
5 Measurement metric
6 Outdoor measurements
7 Indoor measurements
8 Signal processing techniques
Annex A (informative) - Examples of outdoor/indoor
measurement testing unsteady source
Annex B (informative) - Development of wind-induced
noise (WIN) estimates
Annex C (informative) - Estimation of sound level
spectra at normal above-grade microphone
height from ground-plane results
Annex D (informative) - Advanced signal processing
techniques
Bibliography
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