Threshold of hearing: Difference between revisions

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<div class="definition"><div class="short_definition">The smallest root-mean-square [[sound]] pressure that can be perceived by an  average person without special aids.</div><br/> <div class="paragraph">Usually specified as 0 dB, it corresponds to 2 x 10<sup>&minus;5</sup> N m<sup>&minus;2</sup> or 0.0002 microbar.</div><br/> </div>
<div class="definition"><div class="short_definition">The smallest root-mean-square [[sound]] pressure that can be perceived by an  average person without special aids.</div><br/> <div class="paragraph">Usually specified as 0 dB, it corresponds to 2 x 10<sup>-5</sup> N m<sup>-2</sup> or 0.0002 microbar.</div><br/> </div>
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Latest revision as of 15:19, 20 February 2012



threshold of hearing

The smallest root-mean-square sound pressure that can be perceived by an average person without special aids.

Usually specified as 0 dB, it corresponds to 2 x 10-5 N m-2 or 0.0002 microbar.


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