[CM] OT?: Endless increasing pitch: How?

[Erich Neuwirth]

Search for Shephard scale or Shephard tone.
http://sunsite.univie.ac.at/musicfun/Glissando/
has some working examples.


On 12/18/2009 4:41 AM, meino.cramer at gmx.de wrote:
> 
> Hi,
> 
> long time ago I had an audio file, which I think it was
> generate via csound, which plays a tone pitch, which /seems/
> to increase endlessly. It was the audible counterpart of an
> optical illusion.
> 
> I like to know, how this "trick" was constructed and how I
> can rebuild the effect ?
> 
> Thank you very much in advance for your help!
> 
> Best regards,
> mcc
> 
> 

-- 
Erich Neuwirth, University of Vienna
Faculty of Computer Science
Computer Supported Didactics Working Group
Visit our SunSITE at http://sunsite.univie.ac.at
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