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.

Culminating a year-long project, [Usagi Electric] aka [David] has just wrapped up his single-bit vacuum tube computer ... blocks to build before the whole system is complete — Program Control ...

Poland-based Feliks Audio specializes in high-end vacuum tube audio products including a line of rather unique headphone ...

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 ...

THE future of train travel is one step closer to whisking passengers away faster than they’ve ever been before. Following ...

Bourdon vacuum gauges are composed of a tube which is bent into a circular arc. The inside of the tube is connected to the vacuum system and the end of the tube bends as the external pressure changes.

At only $64.99 each, the Apos Ray 6SN7 Select vacuum tubes may deliver the dynamics and authentic sound you’ve been seeking. Few tubes have as storied a history as the 6SN7GT originally announced in ...

If you said yes to all of the above, then Astell & Kern’s flagship digital audio player — the SP3000T — is about to make your sonic dreams come true.  Analog stalwarts write love letters to the warm, ...

Read more: 10 Of The Most Reliable Mazda Engines Ever Built China's newest maglev system doesn't utilize an open track like ...

Dyson stick vacuums usually go for upward of $300, so the fact that this very similar-looking model has nearly 3,000 ...