in the 4 layouts shown in the image, the best still left reveals R9 2 times instead of R10 (that is Alright, because R9 is 1k and R10 is 1.5k so it does not make any big distinction),but R11 and R13 are swapped which doesn't operate whatsoever for Q1 (best ideal layout appears to be very good, while).The pedal has three controls – distortion, fil… Read More