Trash sucks: A Norwegian city uses vacuum tubes to whisk waste away Bergen, Norway, has been building one of the world’s most advanced trash systems in its 955-year-old city center.

Unlike some tube-based synths, Mars doesn't rely on vacuum tubes to generate sound. Instead, it's a hybrid instrument that features digital oscillators based on the R-2R TDA 1387, a vintage digital-to ...

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 ...

This beloved vacuum isn’t just trusty, strong and tangle-free; it’s also 29% off at Amazon right now. That knocks its price down to just $249.99. Advertisement Advertisement ...

But the Morgue Lady remembers vacuum tubes having to be replaced in the family television when she was young. Dad did these repairs himself, so perhaps the knowledge once was helpful.

The invention of the all-too-common microwave came down to an accident involving a Raytheon engineer, an experiment with some radar equipment, and a chocolaty peanut candy bar.

After a brief review of the history of the K2-W vacuum-tube op amp, an LTspice model is used to create its schematic in preparation for SPICE simulation.

The first electrical computers could only work because people had invented the vacuum tube, with the key contribution being that of an American inventor named Lee de Forest in 1907; later ones ...

It was the first time the integration of the train’s systems has been put to the test, which was carried out in a 2km tube with a low-vacuum environment in Datong, in the central province of ...