IEVref:801-22-06ID:
Language:enStatus: Standard
Term: sound intensity level
Synonym1: sound energy flux density level
[Admitted]
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Definition: logarithm of the ratio of a given intensity of sound in a stated direction to the reference sound intensity. Such intensity level in decibels is ten times the logarithm to the base ten of the ratio

NOTE – Unless otherwise specified, the reference sound intensity is 1 pW/m2.


Publication date:1994-07
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