单词 | heterodyne |
释义 | heterodyne /het"euhr euh duyn'/, adj., v., heterodyned, heterodyning. Radio. adj. 1. noting or pertaining to a method of changing the frequency of an incoming radio signal by adding it to a signal generated within the receiver to produce fluctuations or beats of a frequency equal to the difference between the two signals. v.i. 2. to produce a heterodyne effect. v.t. 3. to mix (a frequency) with a different frequency so as to achieve a heterodyne effect. [1905-10; HETERO- + -dyne < Gk dýnamis power] |
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