Is this site operational ? I get error 404 each time I access the linkon
your post.

Kind Regards

David Huisman (CEO)
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----- Original Message -----
From: "jim barchuk" <jb@JBARCHUK.COM>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Friday, March 28, 2003 7:37 PM
Subject: Re: [EE}: Soldering in a toaster oven


> Hi Alex!
>
> On Thu, 27 Mar 2003, Alex Kilpatrick wrote:
>
> > This is pretty neat:
> >
> > http://www.seattlerobotics.org/encoder/200006/oven_art.htm
>
> It's more than pretty neat, it's technically correct too. It replicates
> what a real reflow machine does. The temp control was very well described.
>
> 'Mostly cool' means cool enough to pick up by hand, no hotpads allowed.
>
> The one *important* detail they left out was washing the board afterward.
> All those little 'pops' mentioned are globs of solder balls flying all
> over the place. Think of oil in a frying pan. They stick pretty well and
> don't just fall off. Later they can get unstuck and lodge in inappropriate
> places and cause a short.
>
> I'll bet the same technique can be used to solder 'plate' any homemade
> board, regardless of SMT, all the traces and pads. Scotch-brite and water
> rinse first to remove oxide. I think I'd give it a very thin wipe with
> liquid flux first to give the soder a footing. Paint/squeegee? the solder
> on, or maybe squirting it on from the dispenser is only slightly neater
> but more controlled. Then cook it. I'll bet it would work with DS board
> plus eyelets too. But can't squeegee that to avoid filling eyelets.
>
> DS SMT is possible too using two passes with different temp solders.
>
> Pretty high tech for a kitchen, eh? :)
>
> Have a :) day!
>
> jb
>
> --
> jim barchuk
> jb@jbarchuk.com
>
> --
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