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METHODS FOR MEASURING THE REAL-EAR ATTENUATION OF HEARING PROTECTORS
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Withdrawn date: 07-08-2016
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Published date: 01-01-2016
Publisher: Acoustical Society of America
1 - Scope2 - Normative references3 - Terms and definitions4 - Physical requirements of the test facility5 - Test subjects6 - Product samples7 - Psychophysical procedure8 - Method A: Trained-subject fit9 - Method B: Inexperienced-subject fit10 - Band force11 - Processing and reporting the dataAnnex A (informative) - Uncertainty of hearing protector attenuation measurementsAnnex B (normative) - Procedure for measuring earcanal sizes and head dimensionsAnnex C (informative) - Checklist for implementing Methods A and BAnnex D (normative) - Procedure for measurement of the band force of semi-insert devicesAnnex E (normative if accreditation is sought) Requirements for accreditationBibliography
Defines laboratory-based subjective-method for measuring, analyzing, and reporting the passive noise-reducing capacity of hearing protection devices.
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