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Subject: Re: [Homebrew_PCBs] Re: cards with fingers

From: David Griffith <dgriffi@...>
Date: 2006-06-15

On Thu, 15 Jun 2006, Andrew wrote:

> > David wrote:
> >
> > I'm pondering making a homebrew S100 card or
> > two. Does anyone here have experience in
> > making cards with connection fingers? Is
> > tinplating as applied by, say, solder paste,
> > okay? I know there are gold-plating kits
> > for this purpose out there, but it's
> > prohibitively expensive.
>
> Have not done S100 cards but do make edge
> connectors for other things.
>
> I tin with real solder (not paste) and then
> use wick to remove the layer of solder I put
> down. I tried my vacuum pump desoldering
> station - but it does not do as good a job
> as wick.

Have you considered blowing the melted solder away instead of sucking it
up?

Actually, I'm considering building a D16 and/or a Magic-1 computer. See
http://www.timefracture.org and http://www.homebrewcpu.org Ideally I'd
like to use VME backplanes. A 12-slot backplane with both J1 and J2
connectors is what I'd prefer, but I can't seem to find them on Ebay.


--
David Griffith
dgriffi@...

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