Apple 1 schematics

From: J.C.Wren <jcwren_at_jcwren.com>
Date: Sun Jan 19 10:50:01 2003

        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, and way they're run horizontally is a hallmark of early
routing assistance algorithms.

        --John


> -----Original Message-----
> From: cctalk-admin_at_classiccmp.org
> [mailto:cctalk-admin_at_classiccmp.org]On
> Behalf Of Peter C. Wallace
> Sent: Sunday, January 19, 2003 11:13
> To: cctalk_at_classiccmp.org
> Subject: RE: Apple 1 schematics
>
>
> On Sun, 19 Jan 2003, J.C.Wren wrote:
>
> > No, I meant that the board only has components on one
> side, unlike a few
> > custom through-hole boards I've seen, and more and more
> surface mount type
> > boards.
> >
> > I wonder what CAD system they used to lay it out with.
> >
> > --John
>
>
> CAD system? Most likely hand taped at that time...
>
> Ah yes, Bishop Graphics decals and puppets, black .032" tape,
> Exacto knives,
> Mylar overlays... Brings back memories (and nightmares)
>
> PCW
>
>
>
Received on Sun Jan 19 2003 - 10:50:01 GMT