Acoustics; determination of sound power levels of noise sources; precision methods for discrete-frequency and narrow-band sources in reverberation rooms (ISO 3742:1988); german version EN 23742:1991
German title
Akustik - Ermittlung der Schalleistungspegel von Geräuschquellen - Hallraumverfahren der Genauigkeitsklasse 1 für tonale und schmalbandige Quellen (ISO 3742:1988); Deutsche Fassung EN 23742:1991
Publication date
1991-11
Original language
German
Pages
11
Publication date
1991-11
Original language
German
Pages
11
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