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What is Sound Exposure Level (SEL)? PDF Print E-mail

SEL (Sound Exposure Level) is an Leq normalised to 1 second. It can be used to compare the energy of noise events which have different time durations.

SEL is also referred to as LE.

The equation for calculating SEL is:

SEL Equation

Where time is the exposure time of the Leq value expressed in seconds.
 
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