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本文介绍了一种适用于K波段卫星广播电视数字伴音副载波调制器的电路和工作原理,并对其中的最要部件—发送滤波器和移相器进行了分析和设计。
This paper presents a circuit and working principle suitable for K-band satellite digital broadcast audio and video subcarrier modulator, and analyzes and designs the most important components of them - the transmit filter and the phase shifter.