| 单词 | side frequency |
| 释义 | > as lemmasside frequency side frequency n. Telecommunications a particular frequency in a sideband (sideband n. 2); a harmonic.In the case of amplitude modulation, a side frequency is equal to the carrier frequency plus or minus a particular modulating frequency. ΘΚΠ society > communication > telecommunication > [noun] > signal > frequency or band of frequencies high frequency1842 low frequency1900 voice frequency1905 audio frequency1913 pulsatance1919 medium frequency1920 side frequency1920 intermediate frequency1924 bass1930 frequency1943 frequency spectrum1955 1920 L. M. Hull in Sci. Papers U.S. Bureau of Standards 16 267 Radio side frequencies or radio harmonics are effective to a smaller degree. 1978 P. H. Smale Telecommunication Syst. ii. 18 The sum of carrier and modulating signal frequencies is called the upper sidefrequency. 2014 Optik 125 4853/1 The side-frequency power increases faster than the input power, which would induce the crosstalk. < as lemmas |
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