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Subject: RE: [Homebrew_PCBs] Narrowest tracks?

From: "John Craddock" <John.Craddock@...>
Date: 2003-05-26

Hello all,
I presume from the replies so far, all respondents use photo-resists. I have these questions.

What brand?
What type? liquid or dry film
What polarity? positive or negative.

Many thanks in anticipation
John C