UNI EN ISO 3745:2017
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The latest, up-to-date edition.
Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Precision methods for anechoic rooms and hemi-anechoic rooms
Published date
08-06-2017
The standard, updated for the new annex A, specifies free measurement methods (anechoic and semi-anecoic chamber) for sound pressure levels in microphone positions located on a measuring surface that which surrounds a sound source tested.
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