Homebrew PCBs

> -----Message d'origine-----
> De : Homebrew_PCBs@yahoogroups.com 
> [mailto:Homebrew_PCBs@yahoogroups.com] De la part de Lez
> Envoyé : août 25 2006 11:20
> À : Homebrew_PCBs@yahoogroups.com
> Objet : Re: [Homebrew_PCBs] How are multi-layer PCBs made?
> 
> 
> I suppose to do your own you could use epoxy glue.
> 
> Lez


The part that boggles me is how they get the traces down to the inner layers
once it's all assembled.

Complete/partial depth holes and then lining with conductive material like a
normal via?

So you'd have 2 via steps; one for each PCB, and then a final one for the
assembled unit.

Robert
:)