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 ...

When most people think about vacuum tubes, they picture big glass bottles glowing inside antique radios or early computers.

Vacuum tubes disappeared from electronic products years ago. Yet there have been some lingering vacuum tube-based products in production. The last major vacuum tube retirement was the long-lasting ...

For most of us, electronic technology comes in the form of solid state devices. Transistors, integrated circuits, microcontrollers. But for the first sixty years or so of the field existing, these ...

Tube amplifiers were supposed to be passé by now. Following World War II, transistor, or solid-state, amplification was to be the order of the day. Transistors were expected to replace vacuum tubes ...

Solid-state technology all but obliterated the vacuum tube market in the early 1960s. So why are tubes still popular with audiophiles and musicians? Ex-movie theater projectionist Steve Guttenberg has ...

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 ...