electron tube

Example Sentences

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Actual father of electronics is Lee De Forest.* who evolved the first modern electron tube in 1906.

From Time Magazine Archive

Even at the very hour that war began the electron tube was the first to serve the nation.

From Time Magazine Archive

There is no glass envelope, as in an electron tube, and no complicated insides.

From Time Magazine Archive

In an ordinary electron tube, electrons "boil" off a heated filament into a high vacuum.

From Time Magazine Archive

This light, bouncing off targets, is focused on a semitransparent screen at the front end of an extremely sensitive electron tube.

From Time Magazine Archive