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 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 levels of noise sources; precision methods for discrete-frequency and narrow-band sources in reverberation rooms (ISO 3742:1988); german version EN 23742:1991— 11 стр.
Audio and audiovisual equipment - Digital audio parts - Basic methods of measurement of audio characteristics (IEC 61606:1997); German version EN 61606:1997— 21 стр.
Environmental testing - Part 2: Methods of test; test Fg: Vibration, acoustically induced (IEC 60068-2-65:1993); German version EN 60068-2-65:1994— 18 стр.
Acoustics; test code for the measurement of airborne noise emitted by rotating electrical machinery; part 1: engineering method for free-field conditions over a reflecting plane (ISO 1680-1:1986); german version EN 21680-1:1991— 15 стр.
Acoustics - Audiometric test methods - Part 2: Sound field audiometry with pure tone and narrow-band test signals; identical with ISO 8253-2:1992— 12 стр.
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.