| 单词 | heterodyning |
| 释义 | > as lemmasˈheterodyning ˈheterodyning n. and adj. ΚΠ 1926 R. W. Hutchinson First Course Wireless 185 Howls and squeaks result from the ‘heterodyning’..of the carrier wave. 1926 Encycl. Brit. III. 1044/2 If the signal current has a frequency of 105 cycles (3,000 metres), to give it an audible frequency of c″−512 the heterodyning current must have a frequency of 105 plus or minus 512. 1943 C. L. Boltz Basic Radio xiv. 223 This sound is called the heterodyne note, and the process is called heterodyning. 1967 Electronics 6 Mar. 288/3 In this coherent conversion system, heterodyning converts incoming reference and test signals to 45 Mhz and then to 1 kilohertz. < as lemmas |
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