| 单词 | suppressor grid |
| 释义 | > as lemmassuppressor grid suppressor grid n. Electronics (in a thermionic valve or vacuum tube, esp. a pentode) a coarse grid situated between electrodes, typically the screen grid and the anode, so as to repel secondary electrons emitted by the anode. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > thermionic valve > [noun] > grid grid1907 screen1914 screened grid1927 screen grid1927 suppressor grid1931 suppressor1932 1931 Electronics Nov. 176/2 In order to avoid the effects of secondary emission from the plate..an auxiliary electrode was inserted to suppress this secondary current. The advantages of this same sort of suppressor grid are utilized in the..power pentode design. 1974 P. K. Harvey & K. J. Bohlman Stereo F.M. Radio Handbk. ii. 13 If a modulating signal is now applied, the bias on the suppressor grid is alternately raised and lowered in sympathy with the modulating signal. 2000 C. E. Miller Valve Radio & Audio Repair Handbk. (ed. 2) xi. 61/2 Another valve..is the octode, in which an extra grid (G6) is placed between G5 and anode, where it acts like the suppressor grid in a pentode. < as lemmas |
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