On Sat, Feb 11, 2006 at 12:49:23PM -0500, Anthony Kozar wrote:
> I wasn't really sure what the difference was either.
> 
> I found that the following Wikipedia article explained it enough for me:
> 
> http://en.wikipedia.org/wiki/Butterworth_filter
> Butterworth filter - Wikipedia, the free encyclopedia
Thanks for the pointer; wikipedia is getting to be really extensive
indeed.

As it is a "reference", such information probably doesn't belong in the
csound manual itself, but some kind of separate glossary might be nice...
S.M.

> 
> This article is geared more towards the electrical engineering crowd (it has
> circuit diagrams), but the concepts seem to be clear enough on how they
> apply to musical signals as well.
> 
> You won't find answers to all Csound-related terminology at Wikipedia but
> you may find many of them :)
> 
> Anthony Kozar
> anthonykozar AT sbcglobal DOT net
> 
> 
> S. Massy wrote on 2/11/06 3:52 AM:
> 
> > While I know what a low-pass
> > filter is, I'm afraid that what a "second order Butterworth" lp filter
> > is and how it differs from other lp filters is beyond me. Is there any
> > extensive online resource such as a glossary where such information
> > might be readily available?
> 
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smassy@sdf.lonestar.org