| 单词 | crystal oscillator |
| 释义 | > as lemmascrystal oscillator crystal oscillator n. Electronics an oscillator whose frequency is determined by a piezoelectric crystal. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > [noun] > oscillator oscillator1889 crystal oscillator1923 beat-frequency oscillator1959 1923 Proc. Amer. Acad. Sci. 59 82 I have found it possible..to obtain finally the absolute period of the crystal oscillator itself in terms of a standard clock by the intermediation of a tuning fork. 1938 E. G. Richardson Physical Sci. Mod. Life iv. 76 One may start with a crystal oscillator, say of 50,000 cycles/sec.,..and allow it to synchronise a valve-oscillating circuit of the frequency 1,000 which is rich in harmonics. 2000 P. Scherz Pract. Electronics for Inventors ix. 280 The stability of a crystal oscillator (from around 0.01 to 0.001 percent) is much greater than that of an RC oscillator..or an LC oscillator. < as lemmas |
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