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Subject: Re: [Homebrew_PCBs] Making hidden vias?

From: "Stefan Trethan" <stefan_trethan@...>
Date: 2006-12-08

On Fri, 08 Dec 2006 16:44:24 +0100, DJ Delorie <dj@...> wrote:

>
> A thought I had... #30 wire wrapping wire is only 10 mils diameter; an
> easy fit in a 13 mil hole. If you can cut it so that the end is
> essentially flat (or flat enough), what you do is turn the board
> component side down on a flat surface and clamp/tape it down. Then,
> insert #30 wire into each via hole, solder, trim. When you flip the
> board over, the wires should be flush with the surface, and you may be
> able to solder them to the pads with minimal bump-out. Not sure if
> it's flat enough for smd, but a copper braid may help to remove
> excess.


You should consider the reliability of such a joint.

ST