ISO. Second edition. Acoustics — Audiometric test methods —. Part 1: Pure-tone air ISO’s member body in the country of the requester. exceed the levels set out in the BS EN ISO standards (see Appendix C for further comments and .. levels shown in Table 1 (from BS EN ISO ). Purchase your copy of BS EN ISO as a PDF download or hard copy directly from the official BSI Shop. All BSI British Standards.
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Acoustics – Audiometric test methods – Part 1: Audiometric test methods Sound field audiometry with pure-tone and narrow-band test signals BS EN Reference zero for isp calibration of audiometric equipment Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones.
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BS EN ISO 8253-1:2010
8253- Reference levels for narrov-band masking noise. For screening purposes, only pure-tone air conduction audiometric test methods are specified. Read more about SIS Subscriptions. Subscribe on standards with our subscription service. The standard is now in your shopping cart.
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Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones ISO Procedures and requirements for speech audiometry, electrophysiological audiometry, and where loudspeakers are used as a sound source are not specified.
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Please note that the selected standard is invalid. SIS – Industriteknik International title: This part of ISO does not cover audiometric procedures to be carried out at levels above the hearing threshold levels of the subjects. When you use our service you can be assured the latest editions and easy access.