| 单词 | grid current |
| 释义 | > as lemmasgrid current grid current n. the current flowing to the grid from outside the valve. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > thermionic valve > [noun] > grid > current of grid current1919 screen current1933 1919 Radio Rev. Dec. 144 The circuit..will be called the grid circuit, and the current flowing in it the grid current. 1948 J. W. Gray in Valley & Wallman Vacuum Tube Amplifiers xi. 419 Positive grid current, caused by electrons flowing to the grid from the cathode, is much greater and much less erratic than the negative grid current. 1971 Physics Bull. Feb. 108/2 Conventional electrometer tubes have a minimum guaranteed grid current in the region of 10−15 A, somewhat large for a number of modern requirements. < as lemmas |
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