electron tube
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
There is no glass envelope, as in an electron tube, and no complicated insides.
From Time Magazine Archive
Actual father of electronics is Lee De Forest.* who evolved the first modern electron tube in 1906.
From Time Magazine Archive
In an ordinary electron tube, electrons "boil" off a heated filament into a high vacuum.
From Time Magazine Archive
What is more, the electron tube can hear, feel, taste, remember, measure, count and talk.
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
