J.C. Wren wrote:
You think? I've not held an Apple I board in my
hands, but looking at
the routing, I don't see any of the characteristics marks of a hand
layout. The tracks are too even,
It was done by hand by someone really good, not a neophyte.
and way they're run horizontally is a hallmark
of early routing assistance algorithms.
Running traces horizontally on one side and vertically on the other is
the way it's generally done by hand or machine. Actually, some autorouters
are *more* willing to deviate from this than hand layout typically would.