The saga continues – this version of the circuit is one I am quite proud of.  There is no dirt or distortion options in this design, I was going for as loud and clean as I could drive the LM386N amplifier while getting a nice rich sound. Schematic   Power & Input Pretty self explanatory.  The power can be a standard 9V battery or it can be a switching jack for AC adapter 9-12V.  The power switch is not shown, but it’s...