[transition] FPNote for Cookbook formulae for audio equalizer biquad filter coefficients

FPNote for Cookbook formulae for audio equalizer biquad filter coefficients
from https://github.com/w3c/transitions/issues/335

# Document title, URLs, estimated publication date

Cookbook formulae for audio equalizer biquad filter coefficients
https://webaudio.github.io/Audio-EQ-Cookbook/audio-eq-cookbook.html
Tues 18 May 2021

# Abstract

This note describes audio filter transfer functions. They were derived from analog prototypes, and have  been digitized using the Bilinear Transform (BLT). Adapted from Audio-EQ-Cookbook.txt, by Robert Bristow-Johnson, with permission.

# Status

(not converted to Note yet)

# Link to group's decision to request transition

As discussed on 10 May virtual f2f, and as requested on Web Audio PR transition call.

# Information about implementations known to the Group (if relevant)

Web Audio uses these formulae.


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Received on Monday, 10 May 2021 17:05:29 UTC