AS 3657.2-1996

Acoustics - Expression of the subjective magnitude of sound or noise, Part 2: Method for calculating loudness level

Standards Australia , 01/01/1996

$26.00 $51.00

Specifies two methods for calculating the loudness level of a complex sound in terms of a single number calculated from a spectrum analysis. Method A utilizes physical measurements obtained from spectrum analysis in terms of octave bands. Method B utilizes spectrum analysis in terms of one-third octave bands. This Standard is identical with and has been reproduced from ISO 532:1975.