I.S. EN ISO 7779:2010
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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
Hardcopy , PDF
28-01-2019
English
01-01-2010
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.
Dates of withdrawal of national standards are available from NSAI.
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
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