Historical
ISO 3381:1976
Acoustics - Measurement of noise inside railbound vehicles
Specifies the conditions for obtaining reproducible and comparable measurement results of the noise level and the noise spectrum. The results may be used f. e. for comparison, for characterization of acoustic comfort, for orientation a program of more elaborate measurements for the purposes of studying noise reduction procedures.
CONTENT PROVIDER
International Organization for Standardization [iso]
International Organization for Standardization [iso]