Stupid Question

Posted by gothsome on Aug 09, 2020; 8:04am
URL: http://guitar-fx-layouts.238.s1.nabble.com/Stupid-Question-tp49068.html

Hello,
im not that extremely expierienced with electronics.
I Bought a sonic reducer and fried it with a too hot soldering iron.
Now i found the scematics here
But the only thing icant find any informations is the blue circle with white center an zwo of the bridge cables.

Thank you in advance!