the active gain pedal has a variable clip switch, which allows for two levels of clipping, gain and master volume: this pedal is the cleanest and warmest boost that you have ever heard. this pedal will push your amp over the edge and make it sing, now you can make your guitar go to "11" + up!. lee has worked for years on such a design, and have developed a circuit that doesn’t degrade the original sound; it enhances it with more clarity and definition. these pedals are hand made and signed by lee. check out more information at: http://www.leejackson.com/