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SN EN ISO 11904-2 : 2005

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

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withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

ACOUSTICS - DETERMINATION OF SOUND IMMISSIONS FROM SOUND SOURCES PLACED CLOSE TO THE EAR - PART 2: TECHNIQUE USING A MANIKIN
Withdrawn date

01-06-2021

Published date

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

States basic framework measurement methods for sound immission from sound sources placed close to the ear. Applies to exposure to sound from sources close to the ear, for example during equipment tests or at the workplace to sound from earphones or hearing protectors with audiocommunication facilities.

DocumentType
Standard
PublisherName
Swiss Standards
Status
Withdrawn
SupersededBy

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