Acoustics; measurement of sound insulation in buildings and of building elements; Part 9: laboratory measurement of room-to-room airborne sound insulation of a suspended ceiling with a plenum above it (ISO 140-9:1985); German version EN 20140-9:1993— 7 стр.
Acoustics - Measurement of sound insulation in buildings and of building elements - Part 1: Requirements for laboratory test facilities with suppressed flanking transmission (ISO 140-1:1997); German version EN ISO 140-1:1997— 11 стр.
Acoustics - Measurement of sound insulation in buildings and of building elements - Part 1: Requirements for laboratory test facilities with suppressed flanking transmission (ISO 140-1:1997); German version EN ISO 140-1:1997— 11 стр.
Acoustics; measurement of sound insulation in buildings and of building elements; Part 9: laboratory measurement of room-to-room airborne sound insulation of a suspended ceiling with a plenum above it (ISO 140-9:1985); German version EN 20140-9:1993— 7 стр.
Acoustics - Measurement of sound insulation in buildings and of building elements - Part 10: Laboratory measurement of airborne sound insulation of small building elements; German version EN 20140-10:1992— 7 стр.
Testing in building acoustics; airborne and impact sound insulation; field measurements of airborne sound insulation of exterior building elements— 9 стр.
Sound insulation in buildings - Calculation of R'<(Index)w,R> for assessing suitability as defined in DIN 4109 on the basis of the sound reduction index R<(Index)w> determined in laboratory tests— 4 стр.
