This wiggle adds a noise in fixed steps of a given size. If applied to rotation, you can use it, for example, to randomly move the hands of a watch, ensuring that it always points to a full second or hour.
number of wiggles per second (i.e. how fast it wiggles)
maximal size of the wiggle (i.e. how much it wiggles)
the size of each single step in the wiggle
number of octaves of noise to add together. The more octaves the more detail is in the wiggle.
controls how fast the harmonics drop off