Vacuum tubeIs an electronic component that performs signal amplification, detection, rectification, etc. with an electrode enclosed in a glass or metal tube whose inside is evacuated. Until a ...

It all began with a cheap Chinese rotary vane vacuum pump and a desire to learn the witchcraft of DIY vacuum tubes. It ended with a string of successes – a working vacuum chamber, light bulbs, glow ...

Just imagine, if everything that used transistors today was actually powered by beautiful vacuum tubes of old. Control yourselves, steampunkers, this 1942 RCA doc “Electrons on Parade” may blow your ...

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 ...

Add articles to your saved list and come back to them any time. Peer inside an antique radio and you'll find what look like small light bulbs. They're actually vacuum tubes — the predecessors of the ...

Following the introduction of cheaper, smaller and more reliable transistors into the electronics in the second half of the 20 th Century it was thought that computers would never look back to the ...