| 单词 | superheterodyne |
| 释义 | superheterodyne in British Englishnoun radio, applied to reception in which oscillations of slightly different frequency are imposed on the received oscillations, producing beats of a frequency above audio- frequency which are easily amplified superheterodyne in American English (ˌsupərˈhɛtərəˌdaɪn) adjective 1. designating or of a form of radio reception in which part of the amplification prior to demodulation is carried out at an intermediate supersonic frequency produced by beating the frequency of the received carrier waves with that of locally generated oscillations noun 2. a radio set for this method of reception Word origin supersonic + heterodyne |
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