Archive of the former Yahoo!Groups mailing list: Homebrew PCBs
Subject: Re: [Homebrew_PCBs] Re: Dual Sided Positive Developed Boards
From: <bazza@...>
Date: 2014-03-29
similar set up and 11 to 12 mis is good. I have even used 13 mins on boards with large ground planes and the boards develop very quickly while leaving the resist totally untouched where needed.