Acoutics - Measurement procedures for ducted silencers - Insertion loss, flow noise and total pressure loss (ISO 7235:1991); German version EN ISO 7235:1995— 26 стр.
Acoustics; determination of sound power levels of noise sources; precision methods for broad-band sources in reverberation rooms (ISO 3741:1988); german version EN 23741:1991— 16 стр.
Acoustics; determination of sound power radiated into a duct by fans; in-duct method (ISO 5136:1990 and Technical Corrigendum 1:1993); German version EN 25136:1993— 24 стр.
Acoustics - Determination of sound power radiated into a duct by fans and other air-moving devices - In-duct method (ISO 5136:2003); German version EN ISO 5136:2003— 75 стр.
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss (ISO 7235:2003); German version EN ISO 7235:2003— 61 стр.
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss (ISO 7235:2003); German version EN ISO 7235:2003— 61 стр.
Building acoustics - Estimation of acoustic performance of buildings from the performance of products - Part 4: Transmission of indoor sound to the outside; German version EN 12354-4:2000— 23 стр.