Acoustics -- Measurement of noise inside railbound vehicles
This standard has been revised by ISO 3381:2005
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.
A standard is reviewed every 5 years
Revisions / Corrigenda