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Norm
ISO 140-9:1985
Issue date: 1985 02 14
Acoustics — Measurements 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
Specifies a method for measuring a quantity called the suspended ceiling normalized level difference when the sound transmitted by paths other than the required paths is ...
Withdrawn: 2006 03 20
Publisher:
International Organization for Standardization
Format:
Digital | 6 Pages
Language:
English
Currently valid:
Specifies a method for measuring a quantity called the suspended ceiling normalized level difference when the sound transmitted by paths other than the required paths is negligible.
ISO 10848-2:2017
2017 09 14
Acoustics — Laboratory and field measurement of flanking transmission for airborne, impact and build...
Norm
ISO 10848-2:2006
2006 03 20
Acoustics — Laboratory measurement of the flanking transmission of airborne and impact sound between...
Norm
ISO 140-9:1985
1985 02 14
Acoustics — Measurements of sound insulation in buildings and of building elements — Part 9: Laborat...
Norm
↖
Norm
Issue date :
2006 03 20
Acoustics — Laboratory measurement of the flanking transmission of airborne and impact sound between adjoining rooms — Part 2: Application to light elements when the junction has a small influence