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JSA - JIS X 7779

Acoustics - Measurement of airborne noise emitted by information technology and telecommunications equipment

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Organization: JSA
Publication Date: 20 February 2012
Status: active
ICS Code (Information technology (IT) in general): 35.020
ICS Code (Noise emitted by machines and equipment): 17.140.20

Document History

JIS X 7779
February 20, 2012
Acoustics - Measurement of airborne noise emitted by information technology and telecommunications equipment
A description is not available for this item.
JIS X 7779
April 20, 2001
Acoustics - Measurement of airborne noise emitted by information technology and telecommunications equipment
A description is not available for this item.

References

This document references:
JIS C 1509-1 - Electroacoustics - Sound level meters - Part 1: Specifications
Published by JSA on September 20, 2017
A description is not available for this item.
This document references:
JIS X 7778 - Acoustics - Declared noise emission values of computer and business equipment
Published by JSA on April 20, 2001
A description is not available for this item.
This document references:
ISO 11203 - 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 (CEN EN ISO 11204: 1995)
Published by ISO on January 1, 1995
General This International Standard specifies two methods for determining the emission sound pressure levels of machinery and equipment, at a work station and at other specified positions nearby, by...
This document references:
ISO 3744 - 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
Published by ISO on October 1, 2010
General This International Standard specifies a method for measuring the sound pressure levels on a measurement surface enveloping a noise source, under essentially free-field conditions near one or...
This document references:
JIS C 1515 - Electroacoustics -- Sound calibrators
Published by JSA on January 20, 2020
A description is not available for this item.
This document is referenced by:
JIS C 4411-3 - Uninterruptible power systems (UPS) - Part 3: Method of specifying the performance and test requirements
Published by JSA on February 20, 2014
A description is not available for this item.
This document is referenced by:
JIS X 6911 - Information technology -- Office equipment -- Information to be included in specification sheets for data projectors
Published by JSA on September 21, 2021
A description is not available for this item.
This document is referenced by:
JIS B 9527 - Information technology -- Office equipment -- Minimum information to be included in specification sheets for printers -- Part 2: Class 3 and Class 4 printers
Published by JSA on May 22, 2023
A description is not available for this item.
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