[PD] feedback control

[Ian Smith-Heisters]

That strategy seems like it'd be good for a piece of dedicated hardware 
to do. Do you know of any?

-Ian

sven wrote:
> hi robert,
> feedback suppression should be quite easy to achive w/ the vasp external.
> fft the incoming signal. check if there are 1 or 2 bands which are much 
> louder than their neighbours.
> if so multiply that bands which an adjustable value <1 and than take the 
> ifft.
> feedback noise is a pure sine (until it's getting so loud that it' 
> distorts) so
> they don't have overtones and cause a significant peak in at most 2 
> neighbouring bands.
> 
> sven.
> 
> 
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