Make a circular wave:
Show it behaves properly along X, Y axes:
Animating this with
3D version of single point source::
Animating this with FRAME = 0 to 100
Three point sources in a row:
Animating this with FRAME = 0 to 100
Animating this with FRAME = 0 to 100
Animating this with FRAME = 0 to 100
Animating this with FRAME = 0 to 100
Animating this with FRAME = 0 to 100
Animating this with FRAME = 0 to 100