ISO 532:1975
$50.70
Acoustics — Method for calculating loudness level
Published By | Publication Date | Number of Pages |
ISO | 1975-07 | 20 |
Specifies two methods for determining a single numerical value of a given sound, the first method is based on physical measurements, such as spectrum analyses in octave bands, the second method is based on spektrum analyses in one-third octave bands.