Earthquaker Special Cranker Overdrive Effect PedalEQD Special Cranker Pedal The EarthQuaker Devices Special Cranker is a pedal for enjoying the little things in life a cool breeze, chirping birds, Silicon and Germanium diode clipping structures, you know, the little things. This production model of the Special Cranker is EQD's all analog discrete distortion enhancement device. In short, this pedal gives your signal a loving kick with boost and grit without overwhelming your overall sound,