Thanks Chris... I will do that...
Kim
----- Original Message -----
From: "lcdpublishing" <lcdpublishing@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Wednesday, January 18, 2006 7:11 AM
Subject: [Homebrew_PCBs] Tinning with plumbers pastes was- Fixing traces...
not fun but certainly doable!
> Hi Kim,
>
> Pretty easy actually and yes it works good. Apply a thin coat of
> the plumbers solder past over the board, heat it with a heat gun
> till the solder melts and flows onto the traces. Keep the heat gun
> moving or you will burn the PCB.
>
> It was discussed in much more detail a few months back so you should
> check the archives.
>
> Chris
>
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> --- In Homebrew_PCBs@yahoogroups.com, "Kim Currier"
> <kimcurrier@s...> wrote:
> >
> > How do you tin the CB's with Plummers Paste? CAn you instruct me?
> How good
> > does it do?
> >
> > Thanks!!
> >
> > Kim
> >
> > ----- Original Message -----
> > From: "lcdpublishing" <lcdpublishing@y...>
> > To: <Homebrew_PCBs@yahoogroups.com>
> > Sent: Tuesday, January 17, 2006 8:16 AM
> > Subject: [Homebrew_PCBs] Fixing traces... not fun but certainly
> doable!
> >
> >
> > > This weekend I etched some boards with .010" wide traces
> with .010"
> > > wide spacing. After etching I found a couple of traces "broken"
> so I
> > > had to repair them and with these old eyes, it wasn't easy but I
> did
> > > get it.
> > >
> > > I tinned the board using solder paste (plumbers paste) as I have
> > > been doing. I then extracted some strands of conductor from
> > > stranded wire and tinned that.
> > >
> > > To make the "jumper", I laid the strand against the trace, and
> > > pressed down with the soldering iron tip and it held. It worked
> > > fine for all the breaks I had to fix.
> > >
> > > I did try to drag solder over the gaps to bridge them, but
> couldn't
> > > get that to work. Further complicating it was the small traces
> and
> > > close proximity of the traces - I would end up shorting out
> several
> > > traces together.
> > >
> > > While not an ideal solution, it worked pretty good.
> > >
> > > As to the reason for the breaks in the traces - just being in too
> > > much of a hurry. After doing the toner transfer, I inspected the
> > > boards very good and did notice the missing toner. Knowing that
> the
> > > Sharpie pen is too blunt to patch the spot, I just went for the
> > > etching. I really should have cleaned the boards and tried the
> > > transfer process again - it would have been much faster and
> easier.
> > >
> > > Chris
> > >
> > >
> > >
> > >
> > >
> > >
> > > Be sure to visit the group home and check for new Links, Files,
> and
> > Photos:
> > > http://groups.yahoo.com/group/Homebrew_PCBs
> > >
> > > If Files or Photos are running short of space, post them here:
> > > http://groups.yahoo.com/group/Homebrew_PCBs_Archives/
> > > Yahoo! Groups Links
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > --
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> 1/16/2006
> > >
> > >
> >
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> Be sure to visit the group home and check for new Links, Files, and
Photos:
> http://groups.yahoo.com/group/Homebrew_PCBs
>
> If Files or Photos are running short of space, post them here:
> http://groups.yahoo.com/group/Homebrew_PCBs_Archives/
> Yahoo! Groups Links
>
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