Source Audio ULTRAWAVE Multiband Processor PedalThe Ultrawave Multiband Processor embarks on a pioneering journey into the advanced potential of overdrive and tremolo, exploring a brave new universe of sounds yet unheard. At the Ultrawaves core is a dynamic and multi dimensional approach known as multiband processing. This process splits the frequency spectrum of a guitar, bass, or synthesizer into multiple, discrete frequency bands and equips each band with its own array of adjustable parameters.