本振光功率 2) Local oscillator 本振 1. This paper introduces main design and concrete circuit of using mixing loop to realize the second local oscillator of the analysis receiver in detail. 详细地介绍了用混频环来实现本振单元的主要思想和具体的电路力,并进行了详细的讲述,主要思想:经过鉴相器的鉴...