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NS EN ISO 11904-2 : 1ED 2005
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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ACOUSTICS - DETERMINATION OF SOUND IMMISSION FROM SOUND SOURCES PLACED CLOSE TO THE EAR - PART 2: TECHNIQUE USING A MANIKIN
31-03-2021
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Measurement principle
5 Instrumentation
5.1 Manikin (head and torso simulator)
5.2 Check of calibration
5.3 Filters
6 Determination of free-field or diffuse-field related
equivalent continuous A-weighted sound pressure level
6.1 Measurement of manikin sound pressure level
6.2 Conversion to free-field or diffuse-field related
sound pressure level
6.3 A-weighting and summation
7 Test report
Annex A (informative) Example of sources of measurement
uncertainty
Annex B (informative) Example of an uncertainty analysis
Bibliography
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