Archive of the former Yahoo!Groups mailing list: Homebrew PCBs

>From: Neil <cobra_neil@...>
>Reply-To: Homebrew_PCBs@yahoogroups.com
>To: Homebrew_PCBs@yahoogroups.com
>Subject: [Homebrew_PCBs] Smallest trace?
>Date: Sat, 10 May 2003 04:43:58 -0500
>
>Curious ... how small a trace width can you reliably get with your
>home-etching system? I've been doing most things at 15-20mil so far, but
>wondering if I might get 10 mil reliably.

I think it is mostly a function of the artwork quality, and the collimation
used on the UV exposure. Using transparencies made on an old LaserJet IIIp I
can do 12/12 mils reliably, with 10 mil tracks between pads. I've heard of
people going down to 8/8 with better printers.



--
Leon Heller, G1HSM Tel: +44 1424 423947
Email:leon_heller@...
My web page: http://www.geocities.com/leon_heller

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