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DIN EN ISO 7779:2011-01

DIN EN ISO 7779:2011-01

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

ACOUSTICS - MEASUREMENT OF AIRBORNE NOISE EMITTED BY INFORMATION TECHNOLOGY AND TELECOMMUNICATIONS EQUIPMENT

Available format(s)

Hardcopy , PDF

Superseded date

05-03-2019

Language(s)

English

Published date

01-01-2011

Publisher

German Institute for Standardisation (Deutsches Institut für Normung)

National foreword
National Annex NA (informative) - Bibliography
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Conformity requirements
5 Installation and operating conditions
6 Method for determination of sound power levels of
  equipment in reverberation test rooms
7 Method for determination of sound power levels of
  equipment under essentially free-field
  conditions over a reflecting plane
8 Method for determination of emission sound pressure
  levels at defined operator and bystander positions
9 Information to be recorded and reported
Annex A (normative) - Test accessories
Annex B (normative) - Measurement surfaces
Annex C (normative) - Installation and operating conditions
        for specific equipment categories
Annex D (informative) - Identification and evaluation of
        prominent discrete tones
Annex E (informative) - Detection of impulsive noise
Bibliography

Describes procedures for measuring and reporting the noise emission of information technology and telecommunications equipment.

DevelopmentNote
Supersedes DIN EN 27779 E (03/2003)
DocumentType
Standard
Pages
70
PublisherName
German Institute for Standardisation (Deutsches Institut für Normung)
Status
Superseded

DIN EN 61260:2003-03 ELECTROACOUSTICS - OCTAVE-BAND AND FRACTIONAL-OCTAVE-BAND FILTERS
ISO 12001:1996 Acoustics Noise emitted by machinery and equipment Rules for the drafting and presentation of a noise test code
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
DIN EN 61672-1:2014-07 ELECTROACOUSTICS - SOUND LEVEL METERS - PART 1: SPECIFICATIONS (IEC 61672-1:2013)
ISO 389-7:2005 Acoustics Reference zero for the calibration of audiometric equipment Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions
ISO/TR 25417:2007 Acoustics Definitions of basic quantities and terms
IEC 60942:2003 Electroacoustics - Sound calibrators
ISO 266:1997 Acoustics — Preferred frequencies
ISO 9296:2017 Acoustics — Declared noise emission values of information technology and telecommunications equipment
ECMA 108 : 6ED 2016 DETERMINATION OF HIGH-FREQUENCY SOUND POWER LEVELS EMITTED BY INFORMATION TECHNOLOGY AND TELECOMMUNICATIONS EQUIPMENT
DIN EN ISO 389-7 E : 1998 ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 7: REFERENCE THRESHOLD OF HEARING UNDER FREE-FIELD AND DIFFUSE-FIELD LISTENING CONDITIONS
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
DIN EN ISO 389-7:1998-12 ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 7: REFERENCE THRESHOLD OF HEARING UNDER FREE-FIELD AND DIFFUSE-FIELD LISTENING CONDITIONS
ISO 6926:2016 Acoustics Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels
DIN EN 60942:2004-05 ELECTROACOUSTICS - SOUND CALIBRATORS
ISO 11203:1995 Acoustics — Noise emitted by machinery and equipment — Determination of emission sound pressure levels at a work station and at other specified positions from the sound power level
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
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 61260:1995 Electroacoustics - Octave-band and fractional-octave-band filters
ECMA 109 : 7ED 2016 DECLARED NOISE EMISSION VALUES OF INFORMATION TECHNOLOGY AND TELECOMMUNICATIONS EQUIPMENT
ECMA/TR 27 : 2ED 95 METHOD FOR THE PREDICTION OF INSTALLATION NOISE LEVELS
DIN EN 29295:1991-11 ACOUSTICS; MEASUREMENT OF HIGH-FREQUENCY NOISE EMITTED BY COMPUTER AND BUSINESS EQUIPMENT
ISO 11201:2010 Acoustics Noise emitted by machinery and equipment Determination of emission sound pressure levels at a work station and at other specified positions in an essentially free field over a reflecting plane with negligible environmental corrections

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