释义 |
microphonism Electronics.|maɪˈkrɒfənɪz(ə)m| [f. microphone + -ism.] = microphony 2.
1947Jrnl. Appl. Physics XVIII. 239/1 This suggests a method of design..by which the microphonism of a tube may be reduced since..most of the microphonic difficulties encountered in tubes are caused by the mechanical movement of the grid. 1950Proc. IRE XXXVIII. 529/1 The effects of microphonism are most usually encountered in high-gain amplifiers. |