[Usagi Electric] is breathtakingly close to having his Bendix G15 vacuum tube computer up and running ... testing various parts of the machine, and finally, loading software from the paper ...

But before even those transistor-based computers is a retrocomputing era rarely touched on: the era of programmable vacuum tube machines. [Mike] has gone back to the 1950s with this computer which ...

In January of 1954, supported by the military, engineers from Bell Labs built the first computer without vacuum tubes. Known as TRADIC (for TRAnsistorized DIgital Computer), the machine was a mere ...

ENIAC, the mammoth machine credited with helping to start ... army's attention when he announced in 1942 that he thought vacuum tubes could be used to speed up the mechanical calculators being ...