The tape reader and amplifiers mounted with the other UE1 modules. (Credit: David Lovett, YouTube) After recently putting together the paper tape reader for his custom tube-based UE1 computer, [David ...

The Eimac division of CPI has put its Tube Performance Computer in PDF form online. Broadcast Manager Harry Schneider said the computer allows engineers to calculate the performance of a tube at ...

Easy to install, sleek in appearance, smart in features, and bullet-proof in design. That’s the CoreCap in a nutshell, proudly described by its manufacturer as the world’s first integrated bike ...

There’s a Blue Bendix in Texas, and thanks to [Usagi Electric] it’s the oldest operating computer in North America. The Bendix G-15, a vacuum tube computer originally released in 1956, is now booting, ...