Source Audio SA170 Toolblox Programmable Eq PedalDesigned to be a streamlined tone controller on your pedalboard, the Source Audio Programmable EQ is a Toolblox Series utility pedal intended for electric guitar and bass, though its also compatible with any instrument that has a 1 4" output jack. This is an EQ pedal with seven adjustable bands, four user editable presets, a sturdy aluminum enclosure, and a whole host of secondary functions that can be accessed from the pedal itself. With 56 bit DSP