receiver local oscillator 接收机本机振荡器
local oscillator for receiver 接收机保护本振
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Synthesizer is an important block in the receiver whose performance is directly related to the accuracy and purity of the local oscillator signals (lo).
频率合成器是作为接收机中的重要模块，它的性能指标直接决定了本振信号(LO)的精度和纯度。
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