Electro Harmonix NSMALL Small Stone Analog Phase ShifterThe Electro Harmonix Small Stone Phase Shifter generates thick sweeping phase shifting with liquid transparency. The feedback color control adds a tingling swirl. The Rate control adjusts the speed of the phasing sweep, turn Rate clockwise for a faster sweep. Color Switch The Color Switch changes the sound of the phase shift between a full and robust phase shift in the down position to a more pronounced instance phase shift in the up position. When in