A Weighting

The A Weighting curve transforms a linear dB scale into one which approximates human hearing.

A Weighted curves are denoted by the term dB(A).

Maths

(1)
W_{A} = 10 Log \left(\frac{1.562339 f^4}{(f^2 + 107.65265^2)(f^2+737.86223^2)}\right) + 10 Log \left(\frac{2.242881e16 f^4}{(f^2 + 20.598997^2)^2(f^2+12194.22^2)^2}\right)

Code Implementations

edit
[[include {$language_1}:a-weighting]]

Page tags: audio nvh signal-processing
page_revision: 13, last_edited: 1209367139|%e %b %Y, %H:%M %Z (%O ago)
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