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 ...
For decades, the speed of transistors has been approaching its physical limit. Now, researchers have built a new type of ...
One of the topics we've covered multiple times at ExtremeTech is the difficulty of continuing to scale semiconductor technology, and the related problem of improving chip performance without ...
A vacuum channel transistor controls electrons at the cathode to suppress gate leakage, letting it work inside amplifiers and ...
Building a paper tape reader by itself isn’t super complicated: you need a source of light, some photoreceptors behind the tape to register the presence of holes and some way to pull the tape through ...
A YouTuber by the name of [1kreature] is doing some excellent research into building his very own 3D printed laser tube. It all started after he managed to find an extremely high voltage pulse driver.
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