When everything used wires, it was easy to splice them or replace them. Not so much with PC boards, but everyone has their favorite method for repairing a broken trace. [Mr. SolderFix] has his five ...

This is a preview. Log in through your library . Abstract The formation of copper-tin intermetallic compounds of the Cu₆Sn₅ and the Cu₃Sn type at the interface between copper and solder on printed ...