There are a couple of reasons I suspect it's taken this long to see a vacuum tube in a pair of headphones. Tubes are hungry ...

The video explains the operation of the vacuum tube, specifically the triode, which is essential in modern communication devices like radios and telephones. It describes how a tungsten filament emits ...

We have occasionally featured vacuum tube computers here at Hackaday and we’ve brought you many single board computers, but until now it’s probable we haven’t brought you a machine that ...

A vacuum tube is just that: a glass tube surrounding a vacuum (an area from which all gases have been removed). What makes it interesting is that when electrical contacts are put on the ends ...

Definitely not in the meme category, though, is this overkill vacuum tube 555 timer. It comes to us via [David Lovett], aka [Usagi Electric], who has lately caught the “hollow state ...

Sony launched the world's first non-projection, fully transistorized television, the TV8-301, in May 1960, about six years after Texas Instruments and Regency introduced the first transistor ...

Google's head of quantum thinks we could get real-world applications of quantum computing in just five years, while Nvidia claims it's more like 20.

If transistors could replace vacuum tubes in the phone system, then they certainly could replace them in computers too. The army, with its need for ever-faster and more efficient calculations ...

Purists will be pleased to know that the equalizer can be totally bypassed if desired. The C2800 Vacuum Tube Preamplifier features methodically designed vacuum tube circuitry. Leveraging the ...