Homebrew PCBs

Took me a while to find it, so I'm posting a link to the directory it's in.
<http://tech.groups.yahoo.com/group/Homebrew_PCBs/files/through%20hole%20plating/> 

Thanks, Dave.
Donald.
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----- Original Message -----
> From: "Dave M" <dgminala@...>
> To: "Yahoo Homebrew_PCB" <Homebrew_PCBs@yahoogroups.com>
> Sent: Saturday, February 25, 2012 11:56:09 AM
> Subject: [Homebrew_PCBs] PTH Process
> I recently ran across a booklet that I had bought (online) a number of
> years
> ago that describes, in pretty good detail, a process for making PCBs
> with
> plated through holes. The process it describes uses an electroless
> copper
> plating process to get copper onto the walls of the holes, then
> electroplating copper to deposit the final layer of copper, and
> finally, the
> photoresist application, developing and etching The photoresist and
> developing chemicals that the author specifies in the booklet are
> rather
> expensive.
> I have looked high and low on the web for any reference to this
> booklet,
> without success. The booklet contains no copyright info, not even the
> author's name. I've scanned the document and am willing to make it
> available to the group. I'd like to get set up to try this process if
> someone could recommend some alternative photo chemicals (much less
> expensive) to use in the process. I can see that this process could
> indeed
> produce some high quality multilayer boards, but for a hobbyist, the
> expense
> is just too high using the photo chemicals suggested in the document.
> The original document specified Kepro chemicals, but I found that
> Kepro was
> transformed into D&L Products, Inc (Dalpro). I updated the text to
> reflect
> current contact info.
> 
> I'll post the document to the files area, and would love to hear
> comments
> (pro and con). The document is titled "The PTH Process For
> Homebrewers",
> and is a PDF document.
> 
> Dave M
> A woman has the last word in any argument. Anything a man says after
> that is
> the beginning of a new argument.
> 
> 
> [Non-text portions of this message have been removed]
> 
> 
> 
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