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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; Amendment 1
German title
Akustik - Bestimmung der Schallleistungs- und Schallenergiepegel von Geräuschquellen aus Schalldruckmessungen - Verfahren der Genauigkeitsklasse 1 für reflexionsarme Räume und Halbräume; Änderung 1
Publication date
2017-04
Original language
English
Pages
5
Publication date
2017-04
Original language
English
Pages
5
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