Thank you everyone for your information, I have already collected the RS articles a few years back, but seems incomplete. I find it interesting that he used rectifiers with the relay in his logic. RRL :-) IMHO building a replica would make a great homebrew personal retro-computing project. Currently I have about 150 DPDT 5V relays that are waiting for my retirement. LOL From: Evan Koblentz <evan@vcfed.org> To: David Keith <beloved_wind@yahoo.com>; Vcf <vcf-midatlantic@lists.vintagecomputerfederation.org> Sent: Tuesday, April 25, 2017 9:28 PM Subject: Re: [vcf-midatlantic] does anyone have the schematics for the Simon 1 relay computer
does anyone have the schematics for the Simon 1 relay computer
No, but you could figure it out by reading the Simon chapter of "Giant brains or machines that think." Lots of tech info there. Got it on my bookshelf.