I.S. EN 29295:1992
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ACOUSTICS - MEASUREMENT OF HIGH-FREQUENCY NOISE EMITTED BY COMPUTER AND BUSINESS EQUIPMENT
Hardcopy , PDF
06-06-2015
English
01-01-1992
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Foreword
0 Introduction
1 Scope and field of application
2 References
3 Requirements for measurements in a reverberation room
4 Method using measured reverberation time
5 Method using calculated air absorption
6 Method using a reference sound source
7 Method using a free field over a reflecting plane
8 Calculation of A-weighted sound power level
9 Information to be recorded
10 Information to be reported
Annex A Coaxial circular paths in parallel planes for microphone
traverses in a free field over a reflecting plane
Annex B Calculation of air absorption coefficient
Defines four methods for the determination of the sound power levels of high-frequency noise emitted by computer and business equipment in the frequency range covered by the octave band centred at 16 kHz.
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| EN 29295:1991 | Identical |
| ISO 9295:2015 | Identical |
| ISO 6926:2016 | Acoustics Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels |
| ISO 7779:2010 | Acoustics Measurement of airborne noise emitted by information technology and telecommunications equipment |
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