RAT FAT RAT Pedal with Mosfet/Germanium and Low End BoostSwitchable Clipping between Silicon and MosfetSwitchable between stock silicon clipping, as in the classic Rat, and a mosfet germanium clipping section, which is entirely new to the Rat line. The misfit clipping section gives you subtle scoop and smoothing in the upper mid throughout the entire gain range of the pedal, and makes the pedal sound more amp like and natural. FAT Switch provides significant low end boostFAT switch provides a significant