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ISO 532:1975
New product
ISO 532:1975 Acoustics - Method for calculating loudness level
standard by International Organization for Standardization, 07/01/1975
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Full Description
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.