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ISO 8253-1:1989 Acoustics - Audiometric test methods - Part 1: Basic pure tone air and bone conduction threshold audiometry
standard by International Organization for Standardization, 11/01/1989
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Full Description
Specifies procedures and requirements. For screening purposes only air conduction pure tone audiometric test procedures are described. Procedures and requirements for speech audiometry, electrophysiological audiometry, and where loudspeakers are used as a sound source are not specified.