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Test of Basic Auditory Capabilities,
Modification 4 (TBAC-4)

And the National Auditory Capabilities Database (NACD)

What is the value of an auditory test battery for listeners with clinically defined normal hearing (normal pure-tone audiograms).

Most simply it is that listeners with normal auditory sensitivity, defined as the ability to detect sine wave pulses at about the same low levels as most other people without known auditory pathology, do not all have the same spectral or temporal auditory acuity.

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