Huh? Z ----- Original Message ----- From: <[email protected]> To: <[email protected]> Sent: Wednesday, February 17, 2010 7:02 PM Subject: [Hornlist] Empirical horn transfer function
> Professor Baker - > > this is an interesting idea and I say bravo for thinking along such lines > in response to a common, practical problem. I think such mucking around > in the frequency domain is commonly done in generating/editing audio for > certain effects, and in many recording and production circumstances. > > The problem is with this idea applied to recording is that the acoustic > environment around a horn (the room) and its interaction with the horn and > the microphones is fundamentally NOT a linear system. There are all > kinds of nonlinear coupling and effects in such a complex acoustic system. > Probably to a weak first-order approximation this transfer-function could > be made, but I believe your suggestion relies on clean, > linear-superposition of the behind and front acoustic signals, which would > not be very accurate in a real situation. Check out the literature on > acoustic source-separation and you'll find this problem ubiquitous in > similar tasks. > > just my .02 cents. this would not be hard to mock-up in MATLAB sometime > and try it out. > > any other thoughts anyone? > > david - physics and horn performance student > > > ____________________________________________________________ > Nutrition > Improve your career health. Click now to study nutrition! > http://thirdpartyoffers.juno.com/TGL2131/c?cp=7J1fl7BlM62h3OKqnQEtXwAAJz2tEPjwKKiSDPsz4fU1aV0DAAYAAAAAAAAAAAAAAAAAAADNAAAAAAAAAAAAAAAAAAASQwAAAAA= > _______________________________________________ > post: [email protected] > unsubscribe or set options at > https://pegasus.memphis.edu/cgi-bin/mailman/options/horn/lzyla%40suddenlink.net > _______________________________________________ post: [email protected] unsubscribe or set options at https://pegasus.memphis.edu/cgi-bin/mailman/options/horn/archive%40jab.org
