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Standard [CURRENT] 2013-01-12

NF S31-026:2013-01-12; NF EN ISO 3745:2013-01-12

Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Precision methods for anechoic test rooms and hemi-anechoic rooms

This document has been modified by: NF S31-026/A1:2017-07-07; NF EN ISO 3745/A1:2017-07-07

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Standard [CURRENT] 2017-07-07

NF S31-026/A1:2017-07-07; NF EN ISO 3745/A1:2017-07-07

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 - Amendment 1

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Standard [CURRENT] 2012-06-01

NF S31-027:2012-06-01; NF EN ISO 3746:2012-06-01

Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Survey method using an enveloping measurement surface over a reflecting plane

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Standard [CURRENT] 2024-06-19

NF S31-028-1:2024-06-19; NF EN ISO 5114-1:2024-06-19

Acoustics - Determination of uncertainties associated with sound emission measures - Part 1: sound power levels determined from sound pressure measurements

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Standard [CURRENT] 2008-12-01

NF S31-029:2008-12-01

Acoustics - Description and measurement of physical properties of sonic bangs

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Standard [CURRENT] 2008-10-01

NF S31-030-1:2008-10-01; NF EN ISO 10846-1:2008-10-01

Acoustics and vibration - Laboratory measurement of vibro-acoustic transfer properties of resilient elements - Part 1: principles and guidelines

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Standard [CURRENT] 2008-10-01

NF S31-030-2:2008-10-01; NF EN ISO 10846-2:2008-10-01

Acoustics and vibration - Laboratory measurement of vibro-acoustic transfer properties of resilient elements - Part 2: direct method for determination of the dynamic stiffness of resilient supports for translatory motion

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Standard [CURRENT] 2002-10-01

NF S31-030-3:2002-10-01; NF EN ISO 10846-3:2002-10-01

Acoustics and vibration - Laboratory measurement of vibro-acoustic transfer properties of resilient elements - Part 3: indirect method for determination of the dynamic stiffness of resilient supports for translatory motion

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Standard [CURRENT] 2004-03-01

NF S31-030-4:2004-03-01; NF EN ISO 10846-4:2004-03-01

Acoustics and vibration - Laboratory measurement of vibro-acoustic transfer properties of resilient elements - Part 4: dynamic stiffness of elements other than resilient supports for translatory motion

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Standard [CURRENT] 2009-05-01

NF S31-030-5:2009-05-01; NF EN ISO 10846-5:2009-05-01

Acoustics and vibration - Laboratory measurement of vibro-acoustic transfer properties of resilient elements - Part 5: driving point method for determination of the low-frequency transfer stiffness of resilient supports for translatory motion

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