Acoustics - Measurement of sound absorption in a reverberation room; Amendment A1: Test specimen mountings for sound absorption tests (ISO 354:1985/AMD 1:1997); German version EN 20354/A1:1997— 4 стр.
Acoustics - Measurement of sound insulation in buildings and of building elements - Part 12: Laboratory measurement of room-to-room airborne and impact sound insulation of an access floor (ISO 140-12:2000); German version EN ISO 140-12:2000— 10 стр.
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption; German version EN 1793-1:1997— 6 стр.
Acoustics - Measurement of sound insulation in buildings and of building elements - Part 3: Laboratory measurements of airborne sound insulation of building elements (ISO 140-3:1995); German version EN 20140-3:1995— 17 стр.
Acoustics - Determination of sound power levels of noise sources using sound pressure - Survey method using an enveloping measurement surface over a reflecting plane (ISO 3746:1995); German version EN ISO 3746:1995— 26 стр.