[linux-audio-user] Re: Decent reverb

Steve Harris S.W.Harris at ecs.soton.ac.uk
Tue Feb 1 11:07:44 EST 2005

On Tue, Feb 01, 2005 at 05:44:24 +0200, Juhana Sadeharju wrote:
> Hello.
> Convolution reverb might not be a best approach.
> The impulses I have seen (including at Noisevault) are
> puzzling. One impulse has square wave impulses. Another
> has exp decaying step impulse. Third has something close to
> sinc impulse. What is the "correct" impulse type? How the
> reverberations differ in the above examples if all have
> sampled the same device?

It doesnt matter too much what the source impulse was, as long as its
wideband, you just deconvolve the output impulse wiht the source to
extract the dirac impulse response.

> Worse: The big Eventide impulse response archive at Noisevault
> has a sample with good impulses in left channel but fuzzy
> impulses in the right channel.

Thats not great, but you get good was well as bad impulses.

- Steve

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