I was wondering if anyone could explain the bass control from the Friedman BE-OD to me. From simulating it, it seems to be an active band-pass filter where the pot shifts the center frequency. Anyone got any more info on it?
Build doc from the Thermionic Distortion for reference: http://www.pedalpcb.com/docs/ThermionicDistortion.pdf (http://www.pedalpcb.com/docs/ThermionicDistortion.pdf)