Moog Moogerfooger MF-103 12-Stage Phaser - 6 or 12-stage phaser circuit, wide-range LFO with adjustable sweep, suitable for instruments, samples, or recorded tracks. Sweep frequency, resonance, LFO rate, and LFO control knobs, panel switches select range of LFO rate. 1/4" audio inputs and outputs, pedal/control inputs, LFO out, auxiliary sweep input for bi-phase effects, smooth-acting bypass switch for tabletop or floor use. Dimensions: 22.8 x 15.2 x 6.3cm. Weight: 1kg. Includes 9V AC power supply.