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本文介绍了卫星通信及卫星广播的概况。对卫星广播电视接收机进行了总体考虑及设计,给出了714MHZ接牧设备整机原理图。该机体积小,成本低,电路集成化高,在天津地区实际收看效果达到3～3.5分与设计结果相符。
This article presents an overview of satellite communications and satellite broadcasting. The satellite radio and television receivers were generally considered and designed, giving the 714MHZ then animal husbandry equipment machine schematic. The machine is small, low cost, high integration circuit, the actual viewing in Tianjin reached 3 to 3.5 points and the design results.