John Griessen wrote: > DJ Delorie wrote: > >> I've thought of doing this with the 15 mil single sided blanks - etch >> each layer separately, then glue them together. The problem is still >> how to make efficient vias, > > Yep. putting via wires is tedious and not pretty.... and mini rivets > would be sooo large. I think NC drilling followed by conductive > silver-nitrate/ascorbic-acid via ink jet would be a decent > prototyping/low-volume-production method.. > > especially if you include inner layers. > > [jg] > Awww... one layer at a time... > This stuff isn't falling off a truck easy, you know... :-) > > John Griessen
I never tried it, but one could drill a hole, and then use a kolloid silver solution (is this the right term? It's called "Leitsilber" in german) to contact the layers. For very small holes perhaps with a syringe. Stefan _______________________________________________ geda-user mailing list geda-user@moria.seul.org http://www.seul.org/cgi-bin/mailman/listinfo/geda-user