单词 | thyratron |
释义 | thyratron Electronics.|ˈθaɪrətrɒn| [f. Gr. θύρα door + -tron.] A thermionic valve utilizing an arc discharge in mercury vapour or low-pressure gas and having a heated cathode and at least one grid.
1929General Electr. Rev. Apr. 213/1 The thyratron is an electrically controlled arc rectifier. 1948Jrnl. R. Aeronaut. Soc. LII. 216/1 An automatic speed control has been provided in which the voltage from a tachometer generator driven by the fan shaft is composed with a pre⁓set standard voltage, and the difference amplified by thyratrons is fed back to an auxiliary field in the generator. 1981[see thyristor]. |

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