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BS EN ISO 354:2003

Current

Current

The latest, up-to-date edition.

Acoustics. Measurement of sound absorption in a reverberation room

Published date

23-10-2003

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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Frequency range
6 Test arrangement
  6.1 Reverberation room and diffusion of sound field
  6.2 Test specimens
  6.3 Temperature and relative humidity
7 Measurement of reverberation time
  7.1 General
  7.2 Interrupted noise method
  7.3 Integrated impulse response method
  7.4 Evaluation of reverberation times based on decay
      curves
8 Expression of results
  8.1 Method of calculation
  8.2 Precision
  8.3 Presentation of results
9 Test report
Annex A (normative) Diffusivity of the sound field in the
        reverberation room
Annex B (normative) Test specimen mountings for sound
        absorption tests
Bibliography

Provides method of measuring the sound absorption coefficient of acoustical materials used as wall or ceiling treatments, or the equivalent sound absorption area of objects, such as furniture, persons or space absorbers, in a reverberation room.

Committee
EH/1/6
DevelopmentNote
Supersedes BS EN 20354 & 00/564239 DC (06/2003)
DocumentType
Standard
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
UNI EN ISO 354 : 2003 Identical
NBN EN ISO 354 : 2003 Identical
I.S. EN ISO 354:2003 Identical
UNE-EN ISO 354:2004 Identical
NF EN ISO 354 : 2004 Identical
EN ISO 354:2003 Identical
NEN EN ISO 354 : 2003 Identical
ISO 354:2003 Identical
NS EN ISO 354 : 2ED 2003 Identical
SN EN ISO 354 : 2003 Identical
DIN EN ISO 354:2003-12 Identical

DEFSTAN 02-802/1(2008) : 2008 REQUIREMENTS FOR MINERAL WOOL PRODUCTS FOR ACOUSTIC AND THERMAL INSULATION
DEFSTAN 02-802/2(2015) : 2015 REQUIREMENTS FOR MINERAL WOOL PRODUCTS FOR ACOUSTIC AND THERMAL INSULATION
DEFSTAN 02-851/2(2007) : 2007 REQUIREMENTS FOR CARPETS - TUFTED CONSTRUCTION

ISO 266:1997 Acoustics — Preferred frequencies
ISO 9613-1:1993 Acoustics Attenuation of sound during propagation outdoors Part 1: Calculation of the absorption of sound by the atmosphere
ISO/TR 140-13:1997 Acoustics — Measurement of sound insulation in buildings and of building elements — Part 13: Guidelines
ISO 11654:1997 Acoustics — Sound absorbers for use in buildings — Rating of sound absorption
EN ISO 266:1997 Acoustics - Preferred frequencies (ISO 266:1997)
ISO 3382:1997 Acoustics — Measurement of the reverberation time of rooms with reference to other acoustical parameters
IEC 61260:1995 Electroacoustics - Octave-band and fractional-octave-band filters

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