英语词汇“superheterodyne receiver”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	superheterodyne receiver
释义	superheterodyne receiver (ˌsuːpəˈhɛtərəˌdaɪn) noun a radio receiver that combines two radio-frequency signals by heterodyne action, to produce a signal above the audible frequency limit. This signal is amplified and demodulated to give the desired audio-frequency signal Sometimes shortened to: superhet Word origin C20: from super(sonic) + heterodyne
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