or Spacebar to play/pause. Pressing Enter resets 'tape head'
Click and drag a box to change its freq/time info.
Vertical = frequency, Horizontal = time.
Double-click to add and remove boxes.
Change tone by clicking on white triangles
Resize duration and amplitude by clicking-and-dragging white squares
Reload page for a random arrangement of boxes
-Scott Hawley, 11/17/2014
1. Change static tones to wavelet representations of real audio samples