How to code an IIR Allpas filter for Analouge Phasing?

#1

I don't know enough about IIR filters to actually make one. .

#2

You can get some theoretic explanations on JOS homepage:

https://ccrma.stanford.edu/~jos/pasp/Phasing_2nd_Order_Allpass_Filters.html

#3

There are some published allpass filters in this thread:

#4

Here is a small phaser example based on the tiar/filter/APChain object.

testPhaser.PNG1061x524 33.9 KB

testPhaser.axp (6.6 KB)