BS 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Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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
01-07-2019
English
11-30-2010
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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