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Homebrew PCBs

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Message

Re: Plating thruholes.

2004-07-29 by mikezcnc

I can't believe- Markus is a member of this board! It is a very 
professionally looking setup that you created.

Have you been able to provide few words that people could follow your 
idea of plating thru?

Picture with two copper plates and a airating tube in between: how 
are the plates connected to the PS?  Both are conencted to each other 
and then they are connected to + and - ?!?!

Mike




--- In Homebrew_PCBs@yahoogroups.com, Markus Zingg <m.zingg@n...> 
wrote:
> 
> 
> m.zingg@n...
> 
> No problem
> 
> Markus
> 
> >Excellent info, Dave. I wish Marcus provided email to ocntact him.
> >
> >Mike
> >
> >--- In Homebrew_PCBs@yahoogroups.com, "Dave Mucha" 
<dave_mucha@y...> 
> >wrote:
> >> --- In Homebrew_PCBs@yahoogroups.com, "mikezcnc" <eemikez@c...> 
> >wrote:
> >> > I searched but weren't able to locate any posts on the subject 
> >but 
> >> I 
> >> > recall that tehre was a dicussion of it. Does anyone know a 
> >simple 
> >> > method that works on plating holes in a PCB?  Mike
> >> 
> >> I think the best home-brew (closer to professional sho) unit is 
> >from 
> >> Markus
> >> 
> >> http://www.myhome.ch/mzingg/pcbstuff/tps/
> >> 
> >> 
> >> Also go back to the posts around 1100, maybe go directly to 1108 
> >and 
> >> start reading.   IIRC, there was a detailed list of each step 
> >needed.
> >> 
> >> This is not for the faint of heart nor a simple one shot project.
> >> 
> >> 
> >> On the other side of things, there is a simple method from think 
> >and 
> >> tinker that plates the holes with a silver compound.  not cheap.
> >> 
> >> And there has been some mention of using carbon black as a 
method.  
> >> look around message 170.
> >> 
> >> also post 1163  and 2344
> >> 
> >> Interestlingly there is not a lot of posts regarding this.  I 
would 
> >> have hoped someone would have figured out how to do it easier.
> >> 
> >> 
> >> IIRC, there was a gentleman who posted quite a bit about carbon 
> >black 
> >> and his findings about using that to create the connections.
> >> 
> >> Most of use try to use single sided boards to the greatest level 
> >and 
> >> then add as few jumpers as possible.  As Stefan pointed out 
> >recently, 
> >> a resistor is a zero hole connection.  so, if you can, use your 
> >thru-
> >> hole devices as ways to connect both sides of the boards.
> >> 
> >> And if you find you are doing a lot near an IC, you can take a 
> >> machined pin IC socket and pull out all the pins and press them 
> >into 
> >> the holes on the board and then solder from both sides.
> >> 
> >> Dave
> >
> >
> >
> >
> >Be sure to visit the group home and check for new Bookmarks and 
files:
> >http://groups.yahoo.com/group/Homebrew_PCBs 
> >Yahoo! Groups Links
> >
> >
> >
> >

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