Difference between revisions of "Intensity Level"
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Intensity Level
</dt>
In acoustics,
ten times the logarithm to the base 10 of the ratio of the intensity I of the
sound measured to the reference intensity I0. The
reference intensity I0 must be stated.
</dd>
A generally used reference value, especially for air acoustics, is
10-16 watt per square centimeter. [[/a>|/a>]]
</dd>
References
This article is based on NASA's Dictionary of Technical Terms for Aerospace Use
