Do you use a positive acting resist?
(I'm also correcting the subject line cause nobody got my joke before)
JT
(I'm also correcting the subject line cause nobody got my joke before)
JT
----- Original Message -----
From: Adam Seychell
To: Homebrew_PCBs@yahoogroups.com
Sent: Friday, July 30, 2004 7:38 PM
Subject: Re: [Homebrew_PCBs] Injet printers, transparencies and UV light...
The black ink in my old Epson 660 is extremely UV blocking. I can expose
a PCB over 5 times normal and still not manage to effect the dark areas.
The problem of exposing his length of time is that thin traces become a
too narrow.
[Non-text portions of this message have been removed]