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0 引言临朐县电业局地处沂蒙腹地 ,所辖 1 8座变电站 ,有 1 5座在山区 ,地形复杂 ,通信闭塞 ,在变电站无人值班改造中 ,我们根据变电站所处的地理环境、通信现状 ,在充分考察论证的基础上 ,决定采用经济、实用的无线扩频数字通道为通信主通道 ,以载波模拟通道为通信备用通道。
0 Introduction Linqu County Electric Power Bureau is located in the Yimeng hinterland, under the jurisdiction of 18 substations, 15 in the mountains, complex terrain, communication is blocked, substation in the unattended transformation, we are based on substation geographical environment, communications The status quo, on the basis of full investigation and demonstration, decided to adopt an economical and practical wireless spread spectrum digital channel as the communication main channel and the carrier analog channel as the communication standby channel.