Yay... they dont share the same circuit board, if you scroll down in this link you will see that the board of the russian model is slightly different from the one in the mod-guide mentioned before.
http://www.singlecoil.com/docs/russian_muff.pdf
Luckily, I am in posession of a very good mate who now wants to help build me this pedal from scratch, and with true bypass in it.
But if you are in posession of diagrams that shows how the mod is done on the russian muff, and/or how the true bypass mod is done, then post them here
