Hackaday

relay computer

We all know you can build a computer out of relays, and if you’re a regular reader of Hackaday, you’ve probably seen a few. Actually designing and fabricating a computer built around relays is another ...
Hackaday

Visiting The FACOM 128B 1958 Relay Computer

If you study the history of computing you might have heard of the FACOM 128B, a Japanese relay computer from 1958. It holds the distinction of being a contender for the oldest computer that still ...
EDN

Building a Relay Computer (Part I): The Y switch

This mini-series of articles describes how to build a computer’s CPU (central processing unit) out of relays. “Y” in English sounds like “guay” in Spanish (my mother tongue), a colloquial expression ...
Computer Weekly

Network configuration: IIS SMTP mail relay service and Microsoft Exchange Server

This list is a companion piece to the Secure Web server installation portion of SearchSecurity.com's Intrusion Defense School lesson on Web attack prevention and defense. Check out the companion ...
Space.com

Spacewalk Photos: NASA Astronauts Replace Dead Space Station Computer (April 23, 2014)

Astronaut Koichi Wakata tweeted this photo of one of two NASA astronauts spacewalking on April 23, 2014. He wrote: "Rick [Mastracchio] and Steve [Swanson] did a fantastic job on the spacewalk today." ...
EDN

Zusie the Relay Computer

Once you’ve seen this beauty of a relay computer in action, you’ll find it hard to resist the lure of building something similar yourself. Once you’ve seen this beauty of a relay computer in action, ...