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Electronic engineering
Electronic engineering is an engineering discipline focused on the design, fabrication, testing and operation of circuits, electronic components, devices, and systems.
Industry: Engineering
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Electronic engineering
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Engineering; Electronic engineering
在其中一個接收的射頻 （RF） 信號 heterodyned 與本地的 RF 振盪器信號產生音訊 (AF) 拍注輸出電路。節拍注然後被放大的 AF 放大器。它尤其是由業餘無線電操作員在頻率較高的連續波 (CW) 無線電報、 radioteletype、 及包無線電接待中使用的 ...
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