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.
Lee de Forest, 77, inventor of the electron tube, who sometimes worries about its development into radio and television, had a moment of mellow reflection following General MacArthur's coverage on TV.
From Time Magazine Archive
On Dec. 7, 1941 the electron tube caught the mutter of Japanese aircraft when they were 132 miles away from Pearl Harbor.
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
There is no glass envelope, as in an electron tube, and no complicated insides.
From Time Magazine Archive
The incredible accuracy of U.S. naval guns at Casablanca, which at 26 miles smashed the hull of the French battleship Jean Bart in two salvos, was a triumph for the electron tube.
From Time Magazine Archive
