Sound Pressure Level from a Time History

The Matlab scripts in SPL.zip calculate the one-third sound pressure level for an acoustic pressure time history.

SPL.m is the main script.

The remaining scripts are supporting functions.

The scripts have options for A, B & C-weighting.

See also:  Matlab Acoustic Page

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Here is a script which calculates a pressure power spectral density (PSD) from a sound pressure level (SPL):

spl_to_psd.m

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Please contact me if you have any questions.

Tom Irvine
Email: tom@irvinemail.org