“intermediate-frequency signal”的概念、定义、翻译、参考文献-科学参考

单词	intermediate-frequency signal
释义	intermediate-frequency signal [´in·tǝr`mēd·ē·ǝt ¦frē·kwǝn·sē ´sig·nǝl] ^ELECTRONICS A modulated or continuous-wave signal whose frequency is the intermediate-frequency value of a superheterodyne receiver and is produced by frequency conversion before demodulation.
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