> > > not supposed to let any traces cross the moat.) > > > > > That last sounds like a spell...skip it. > > Isn't that one because the impedance of a track changes abruptly as > it passes a cutout in the ground plane - causing signal degradation > due to reflections, and perhaps return currents not being able to > flow underneath the signal track in the plane?
It also creates larger ground return loops, which increases EMI. _______________________________________________ geda-user mailing list geda-user@moria.seul.org http://www.seul.org/cgi-bin/mailman/listinfo/geda-user