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

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Subject: [linux-audio-dev] Re: Cheby amp code
From: Steve Harris (S.W.Harris_AT_ecs.soton.ac.uk)
Date: Mon Nov 04 2002 - 01:11:20 EET


On Sun, Nov 03, 2002 at 07:48:55 +0100, Tim Goetze wrote:
> >OK, why do they use two shapers? Or is it one cheby and one non polynomial?
>
> two chebyshevs, blend factor depending on incoming amplitude.

Thats interesting, cos liiing at your waterfall plot it doesn;t seem liek
that should be enough.

> >Yeah, I'm thinking we're not tackling it right, if behringer can knock out
> >a virtual amp harware box for E150 it can't the that cycle hungry.
>
> funny; now that i'm losing some skepticism about the approach
> you seem to pick it up.

I odnt think that Line 6 and co. are using chebys, I think there using
something more like our first attempt. That's not based on any knowledge
or anything, just a hunch.

- Steve


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