Siphon Envelope Filter

Feel the movement with the Schu-Tone Siphon Envelope Filter. The Siphon has all the quack and vowel-like sounds you need with none of the extra bells and whistles. Despite the simple controls, there are a tone of tones to be found. The Range control sets the intensity of the of the envelope, which is determined by your pick attack. If you haves a light touch, there is a little quack. But dig in harder, and the quack becomes more intense. The Hi/Lo switch sets the range of the filter. In the up position, the sound is thinner and brighter, but in the down position, it is deep and full (perfect for bass playing). If your board needs a simple yet versatile envelope filter, you need the Schu-Tone Siphon!