For most of us, vacuum tubes haven’t appeared in any of our schematics or BOMs in — well, ever. Once mass-manufacturing made reliable transistors cheap enough for hobbyists, vacuum tubes became pretty ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Yep, tubes are back. At this year’s CES, Samsung introduced a vacuum-tube-based sound bar, the HT ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Vacuum tubes could be returning, but it may be difficult to see them--no glass bulbs with glowing ...

Vacuum tubes disappeared from electronic products years ago. Yet there have been some lingering vacuum tube-based products in production. Vacuum tubes disappeared from electronic products years ago.

Most people associate vacuum tubes with a time when a single computer took up several rooms and "debugging" meant removing the insects stuck in the valves, but this technology may be in for a ...

And now a page from our "Sunday Morning" Almanac: November 16th, 1904, 110 years ago today . . . the birthday of an invention heard 'round the world. For that was the day the British inventor John ...

Vacuum tube amplifiers just won’t go away. I am speaking more of audio vacuum tube amps than I am of microwave amps like magnetrons, klystrons, TWTs and the like. Most other audio gear is solid state ...

In today's world, vacuum tubes or radio valves seem as dead as high button shoes and buggy whips, but DARPA sees them as very much the technology of the future. As part of a new program, the agency is ...

Starting at $2,995, the Fezz Audio Equinox Vacuum Tube DAC is the most affordable D/A converter with Lampizator technology. The new Fezz Audio Equinox Vacuum Tube DAC ($2,995) is the only Lampizator ...