[LAD] sound dissipation in air - formulas and filters? (Maitland)

Maitland Vaughan-Turner maitlandvt at gmail.com
Sun Feb 1 10:23:14 UTC 2009

J?rn Nettingsmeier <nettings at folkwang-hochschule.de> sez:

> true, for this particular case it would do (and that's what i'm using
> atm). but i have this idea for a plugin that takes actual mic distance,
> temperature, humidity and desired distance as parameters and will do
> something that is reasonably correct (not taking into account sound
> diffraction or reflection at temperature boundary layers, obviously).
> would be kind of cool, but i need to get a deeper understanding of the
> physics involved... especially the dependance on humidity is a very
> tricky and quite non-linear issue.
> fons is probably right that it doesn't make all that much of a
> difference, but since such a plugin could be a nice learning tool for
> sound engineers, i'd want it to be as precise as reasonably possible.

This sounds like a really interesting project to me, and I wish you
all the best in completing it!  Aside from being a nice learning tool,
I'm sure it will be a *very* nice creative tool, as well.

I can't wait to hear what it sounds like to modulate humidity with a sine wave!


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