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I.S. EN ISO 6926:2016

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

ACOUSTICS - REQUIREMENTS FOR THE PERFORMANCE AND CALIBRATION OF REFERENCE SOUND SOURCES USED FOR THE DETERMINATION OF SOUND POWER LEVELS (ISO 6926:2016)
Available format(s)

Hardcopy , PDF

Superseded date

01-04-2021

Language(s)

English

Published date

01-01-2016

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

National Foreword
European foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Reference meteorological conditions
5 Performance requirements
6 Instrumentation
7 Installation and operation of the
   reference sound source during calibration
8 Calibration procedure in hemi-anechoic rooms
9 Calibration procedure in reverberation test rooms
10 Alternative calibration procedure at low frequencies
11 Measurement uncertainty
12 Information to be recorded
13 Information to be reported
Annex A (informative) - Guidance on the
        determination of C[2]
Annex B (normative) - Alternative calibration procedure
         at low frequencies
Bibliography

Describes the acoustical performance requirements for reference sound sources: - temporal steadiness (stability) of the sound power output; - spectral characteristics;and - directivity.

DocumentType
Standard
Pages
38
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy
Supersedes

ISO 7574-2:1985 Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 2: Methods for stated values for individual machines
ISO/IEC 17025:2005 General requirements for the competence of testing and calibration laboratories
ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
IEC 61183:1994 Electroacoustics - Random-incidence and diffuse-field calibration of sound level meters
ISO 3744:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering methods for an essentially free field over a reflecting plane
ISO/TR 11690-3:1997 Acoustics Recommended practice for the design of low-noise workplaces containing machinery Part 3: Sound propagation and noise prediction in workrooms
ISO 3743-2:1994 Acoustics Determination of sound power levels of noise sources using sound pressure Engineering methods for small, movable sources in reverberant fields Part 2: Methods for special reverberation test rooms
ISO 7574-4:1985 Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 4: Methods for stated values for batches of machines
ISO/TR 25417:2007 Acoustics Definitions of basic quantities and terms
IEC 61094-4:1995 Measurement microphones - Part 4: Specifications for working standard microphones
IEC 60942:2003 Electroacoustics - Sound calibrators
IEC 61094-1:2000 Measurement microphones - Part 1: Specifications for laboratory standard microphones
ISO 3747:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering/survey methods for use in situ in a reverberant environment
ISO 3740:2000 Acoustics Determination of sound power levels of noise sources Guidelines for the use of basic standards
ISO 9613-1:1993 Acoustics Attenuation of sound during propagation outdoors Part 1: Calculation of the absorption of sound by the atmosphere
ISO 14257:2001 Acoustics — Measurement and parametric description of spatial sound distribution curves in workrooms for evaluation of their acoustical performance
ISO 7574-1:1985 Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 1: General considerations and definitions
ISO 80000-8:2007 Quantities and units Part 8: Acoustics
ISO 9295:2015 Acoustics Determination of high-frequency sound power levels emitted by machinery and equipment
ISO 3746:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Survey method using an enveloping measurement surface over a reflecting plane
ISO 9614-3:2002 Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 3: Precision method for measurement by scanning
IEC 61260-1:2014 Electroacoustics - Octave-band and fractional-octave-band filters - Part 1: Specifications
ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
ISO 7574-3:1985 Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 3: Simple (transition) method for stated values for batches of machines
ISO 3741:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Precision methods for reverberation test rooms
IEC 61672-3:2013 Electroacoustics - Sound level meters - Part 3: Periodic tests
ISO 3745:2012 Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for anechoic rooms and hemi-anechoic rooms
IEC 62585:2012 Electroacoustics - Methods to determine corrections to obtain the free-field response of a sound level meter
ISO/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
ISO 3743-1:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering methods for small movable sources in reverberant fields Part 1: Comparison method for a hard-walled test room

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