JHS Pedals 3 Series PhaserThe 3 Series Phaser is a versatile and easy to use six stage phaser pedal inspired by the classic phaser circuits of the 1970s. It has all the standard phase tones you would expect, but because of its unique Blend control and Feedback toggle, you can achieve an even wider range of modern and experimental tones. The JHS Pedals 3 Series Phaser runs on 9V DC Negative Center power and consumes 70mA.