Homebrew PCBs

When I started my last batch I was using 12.5 mill traces. I was having 
problems with the 12.5 mil traces using the TT process. I changed to 20 mil 
traces and got good transfers every time..

Bob Macklin
K5MYJ
Seattle, Wa.
"Real Radios Glow In The Dark"
----- Original Message ----- 
From: <synchronousmosfet@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Monday, August 30, 2010 6:29 AM
Subject: [Homebrew_PCBs] from Charlie re process you would bet your life on


> Guys, thanks very much, I appreciate the feedback.
>
> I can definitely see some mistakes I've been making with the transfer 
> method...it really surprised me to find out from several of you that 8 
> passes are sometimes needed, it honestly didn't occur to me that 
> additional passes would make any difference.
>
> I have to make a fundamental decision...whether to try yet again to make 
> the toner transfer method work....I mean, I DO have all the stuff, the 
> special paper, the green film, the laminator, etc., etc., ...and just get 
> CRAZY about cleaning boards, using solvent, doing a zillion passes, etc., 
> and WORKING on the process until I finally get it to work RIGHT....
>
> ....or to go straight to the photoresist method. I realized in writing 
> this I accidentally lied...I had forgotten that even though I did buy an 
> exposure setup and photoresist boards, etc., I never tried using that 
> method...because the cost of those photoresist boards seemed too high to 
> me.
>
> So....go crazy on the toner transfer method until I get it RIGHT, or go 
> with photoresist and accept the higher cost of the boards....
>
> Any consensus on this?
>
> Very Best, Charlie
>
>
> [Non-text portions of this message have been removed]
>
>
>
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