If you are socketing your microcontrollers you can use the better sockets
that have machined pins. These can be soldered on the top side of the board.
Wires can be put in the vias before the sockets are installed.
I find putting vias under SOIC chips not a good idea on HB PCBs.
Bob Macklin
K5MYJ
Seattle, Wa.
"Real Radios Glow In The Dark"
----- Original Message -----
From: "Erik Knise" <elknise@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Thursday, August 19, 2010 2:50 PM
Subject: Re: [Homebrew_PCBs] Re: Copper Foil Vias, Correct URL
> This is actually a great link. Thank you Chuck.
>
> I have only made one board so far and I've been discouraged because I've
> needed to put vias under some surface mount parts (microcontrollers) but
> the
> wire method doesn't always work well for that. Those kits must last a
> long
> time but I'd be needing to do a lot of boards to make it worth while. Any
> idea on the shelf life of that stuff in a sealed container?
>
> On Thu, Aug 19, 2010 at 2:42 PM, fredbutz <fredbutz@...> wrote:
>
>> I like it not just for the connection between layers.
>>
>> I love the way the solder is wicked into the hole when soldering a
>> thourgh
>> hole plated board. I hate the way the solder tends to just bubble on top
>> of
>> the layer when soldering without through plating.
>>
>> The acid is so diluted it doesn't burn or bubble or anything.
>>
>> I have it down where it takes a few minutes to apply the ink. The wait
>> whil it oven cures I work on something else. The plating takes 12
>> minutes.
>>
>> But to each his own.
>>
>> --- In Homebrew_PCBs@yahoogroups.com, "Bob Macklin" <macklinbob@...>
>> wrote:
>> >
>> > Interesting but expensive for doing just a few boards. Also I really
>> don't
>> > like working with battery acid.
>> >
>> > It would take me longer to do this for 5 or 10 boards than it will to
>> insert
>> > wires.
>> >
>> > But thanks for the information.
>> >
>> > Bob Macklin
>> > K5MYJ
>> > Seattle, Wa.
>> > "Real Radios Glow In The Dark"
>> > ----- Original Message -----
>> > From: "fredbutz" <fredbutz@...>
>> > To: <Homebrew_PCBs@yahoogroups.com>
>> > Sent: Thursday, August 19, 2010 10:35 AM
>> > Subject: [Homebrew_PCBs] Re: Copper Foil Vias, Correct URL
>> >
>> >
>> > >I do it all the time.
>> > >
>> > > http://voodooengineering.com/index.php/pcbprocess/plating
>> > >
>> > > I don't think its hard at all.
>> > >
>> > > Follow Think and Tinker's steps using Caswell Plating's solution.
>> > >
>> > > Chuck
>> > >
>>
>
> --
> Erik L. Knise
> Pacific Shipping Company
> Seattle, WA
>
>
> [Non-text portions of this message have been removed]
>
>
>
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>
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