Source Audio Ultrawave User Manual page 13

Foldback Distortion
Foldback distortion is one of the many distortion curve options on the Ultrawave. It is worth some
background because they are not commonly found in effect pedals. In traditional distortion, as the
input signal voltage rises, the output voltage also rises, but begins to level off and finally pins (or
clips) at a maximum value. With a foldback curve, for large enough values of the input, the output
will begin to decrease. With more extreme amounts of foldback, after decreasing for a while, the
Table of Contents Ultrawave Multiband Processor User Guide 13