Coolidge tube

From Wiktionary, the free dictionary
Jump to navigation Jump to search

English

[edit]

Etymology

[edit]

Introduced by William Coolidge in 1913.

Noun

[edit]

Coolidge tube (plural Coolidge tubes)

  1. An improvement on the Crookes tube in which the electrons are produced by thermionic effect from a tungsten filament heated by an electric current.

Synonyms

[edit]