Encyclopedia > Shepard Tone

  Article Content

Shepard tone

Redirected from Shepard Tone

A Shepard tone is a sound consisting of a superposition of tones separated by octaves. An auditory illusion can be constructed by sweeping the frequency of a complex tone up an octave while passing the tone through a wide bandpass filter. The tone appears to rise continuously in pitch, yet return to its starting note.



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Quadratic formula

... and its proof remain correct if the coefficients a, b and c are complex numbers, or more generally members of any field whose characteristic is not 2. (In a field of ...

 
 
 
This page was created in 19.1 ms