Gold Plating Circuit Cards Without Using Commoning Bars
Original Publication Date: 1986-Apr-01
Included in the Prior Art Database: 2005-Mar-09
The gold plating of selected areas of printed circuit cards is conventionally done by using commoning bars. This is not feasible in those situations where density or location prohibits it. A technique to eliminate the need for a commoning bar is provided in a process flow that uses a copper plating technique. The process is as follows.