[linux-audio-dev] Re: Cheby amp code

Tim Goetze tim at quitte.de
Tue Nov 5 13:39:42 UTC 2002

Steve Harris wrote:

>The impulse includes the cabinet response, but the IIR version you
>produced I'm not so sure about, I'd have to run the IIR through octave to
>find out I guess, but (looking at it simplisticly) I dont think the
>response is long enough to include the cabinet effect.

have you looked at plots of the impulses yet? you can see an echo
pattern in them afaict.

>> how many split bands do you think we'll need?
>My guess is one for every two octaves. But that is absolutly a guess.
>What is the frequency range of a guitar amp? If its more than 8 octaves it
>might be neccesary to widen the bandpasses past two octaves, or maybe the
>top end can just be lightly shaped together.

8 octaves would be something like 40 - 10240 Hz, that should do

>Who'd think one small wooden box could be so complicated ;)

you wouldn't call it small if i hired you to be my roady. ;)


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