linuxaudio.org

On Tue, May 11, 2010 at 02:43:43PM -0700, Mark Knecht wrote:
>    This is not specifically about LAU stuff, at the first level

quoted text
> anyway, but it could be one of these days maybe.

>

>    Mostly for fun and to keep my old brain exercised I'm playing with

> coding a DSP multiband equalizer. The thing basically works, actually

> works pretty well with more or less steady state data, but it doesn't

> look at all good with big transients mostly due to ringing in my lower

> range band pass filters.

>

>    Does anyone know of any reasonably simple papers talking about

> sorting out this sort of design problem?

>

>    I suspect someone like Steve Harris has forgotten more than I'll

> ever know about subject like this but I'm not sure he's here anymore.

> Maybe there's someone else who's available to talk to me off list?

What type of filter are you using and with which parameters ?

Ringing is a natural effect with some filters, it depends mainly

on how 'steep' a filter is. How it looks is not that important,

what matters is how it sounds. 
Ciao,
--

FA
O tu, che porte, correndo si ?

E guerra e morte !

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