EASTHAMPTON — In a world ruled by the microchip, David Mell’s customers at Viva Tubes crave the soft electric hum and warm audio tone of the old-fashioned analog vacuum tube. Tubes — simple devices ...

If you’re old enough, you probably remember fondly the warm glow of vacuum tubes from inside the family television or radio but likely don’t wish for the good old days of vinyl records, preferring the ...

These new cans try to restore some of the warmth and realism that digital compression takes away. Photo: Morpho MFG This post’s headline sounds like a joke, invoking technology used in antique radios, ...

Millimeter wave vacuum tubes, including ones like the traveling wave tube (TWT) depicted here, amplify signals by exchanging kinetic energy in the electron beam (shown as a blue line) with ...

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 ...

Back to the future: LG Electronics has seemingly adopted a retro design language heading into CES. The South Korean tech giant recently debuted a new 4K smart projector that looks like an old-school ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. It’s not an exaggeration to say that the modern world began 75 ...