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Full Description

This standard specifies a method for subjectively evaluating the speech intelligibility of communication systems. The standard specifies validated English word lists for performing the tests. The standard also specifies methods for selecting and training the talkers and listeners, for designing, controlling, and reporting the test conditions, and for calculating the intelligibility score, and for analyzing and reporting the test results.
 

Document History

  1. ASA S3.2-2020

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    Method for Measuring the Intelligibility of Speech over Communication Systems

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  2. ASA S3.2-2009 (R2020)


    American National Standard Method for Measuring the Intelligibility of Speech over Communication Systems

    • Historical Version
  3. ASA S3.2-1989(R1995)


    American National Standard Method for Measuring the Intelligibility of Speech over Communication Systems

    • Historical Version