Archive of the former Yahoo!Groups mailing list: Homebrew PCBs
Subject: Length of sunlight exposure of photosensitive boards
From: James English <jimenglish123@...>
Date: 2011-05-08
Hello, I'm new to this group, though not new to electronics. Does anyone out there have experience with exposing a photosensitive board through a negative to sunlight? A man at Injectorall told me that about six minutes at noon on a bright sunny day but that doesn't seem to work.