double conversion receiver
... 甚高频接收机 vhf receiver 双变频接收机 double conversion receiver 双音频接收机 tnrec tone receiver ...
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双变频超外差接收机 [电讯] double superheterodyne receiver
双变频超外差式接收机 dual-conversion superheterodyne receiver
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本文讨论了砷化镓双栅场效应管在电视接收机UHF频道选择器中作高频调谐放大和变频应用时的一些考虑，并给出有关的实验结果。
This paper goes into the application of the GaAs Dual-Gate FET to the high frequency tuning-amplification and frequency conversion in a TV UHF channel selector and gives some experimental results.
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