JHS 3 Series Harmonic Tremolo Pedal Features:

• JHS's take on Leo Fender's long-lost tremolo effect
• Employs dual-band filtering and LFOs to emphasize high and low frequencies in a rhythmic, alternating pattern
• Rate knob controls the rate of the tremolo; left is slower, right is faster
• Volume knob controls the overall volume of the pedal; left is less, right is more
• Depth knob controls the depth of the tremolo; left is less, right is more
• Type switch toggles between standard tremolo (up) and harmonic tremolo (down)