ANSI S12 PT6 : 2016
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
METHODS FOR MEASURING THE REAL-EAR ATTENUATION OF HEARING PROTECTORS
07-08-2016
01-01-2016
1 - Scope
2 - Normative references
3 - Terms and definitions
4 - Physical requirements of the test facility
5 - Test subjects
6 - Product samples
7 - Psychophysical procedure
8 - Method A: Trained-subject fit
9 - Method B: Inexperienced-subject fit
10 - Band force
11 - Processing and reporting the data
Annex A (informative) - Uncertainty of hearing protector
attenuation measurements
Annex B (normative) - Procedure for measuring earcanal
sizes and head dimensions
Annex C (informative) - Checklist for implementing
Methods A and B
Annex D (normative) - Procedure for measurement of
the band force of semi-insert devices
Annex E (normative if accreditation is sought)
Requirements for accreditation
Bibliography
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