The final touch is a VFD of the ... be cut by using tubes with more than one device in them such as double-triodes, but perhaps that would be cheating. Meanwhile, if you think vacuum computing ...

VFDs — vacuum fluorescent displays — have a distinctive look, and [Anthony Francis-Jones] is generally fascinated with retro displays. So, it makes sense that he’d build a VFD project as an ...

Bell Labs made use of it for its coast to coast phone system and vacuum tubes soon found their way into everything from hearing aids to radios to televisions.

The history of vacuum tubes in synthesizers goes all the way back to 1939: the Hammond Novachord, one of the first polyphonic synths ever commercially manufactured, relied on an array of 163 vacuum ...

But one day, my attention was grabbed by an ad for some headphones. These headphones to be exact — the écoute Vacuum Tube headphones. I’m going to take you through my time with the headphones ...