Re: gEDA-user: Blind and buried vias?

[John Griessen <john@xxxxxxxxxxxxxx>]

Bob Paddock wrote:
For example, say you have an 8-layer board, and you have
> blind vias from layers 1-4, and 5-8, and buried vias from 3-6, you are
> not able to do that since the blind and buried involve the same
> layers.

Wow, that means super dense is possible with a fab that is close tolerance...

blind vias 1-3, buried 4-5, blind vias 6-8, then maybe add two more layers
dedicated to gnd plane pwr plane for a total of ten layers for ultra dense
high speed boards like cell phones.

John


_______________________________________________
geda-user mailing list
geda-user@xxxxxxxxxxxxxx
http://www.seul.org/cgi-bin/mailman/listinfo/geda-user