Actually, they said single "pass" circuits. I understood that to
mean very thin (depth, not width) tracks. The two pass method makes
it thicker and then you plate it with copper - the copper mass makes
it solderable.
At least thats what I got from it.
--- In
Homebrew_PCBs@yahoogroups.com, "rmustakos" <rmustakos@a...>
wrote:
> Dave,
> LOL, I know what you mean - when I see that there is no DIP
version
> of a chip, I go into cold sweats.
> I've got a licensee of theirs sending specs on how it and some of
> their other conductive inks are set up. Since they are water
based,
> they may be more compatible with inkjets. But I have not been
able to
> get the size of their particles yet. (maybe there is hope for no
> chemicals)
> Richard
> >
> > Printing the traces and not removing the copper is a great idea.
> >
> > On the single sided boards, they talked about conductive epoxy
> > instead of solder. Not that sounds like even I could do TSSOP
> > packages.
> >
> > Dave