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据有关资料报道,目前在东经53°～179°赤道上空的同步通信/广播卫星有数十颗,除澳大利亚的通信/广播卫星外,我国可收到大多数卫星的电视信号。1.独联体(1)轨道系统前苏联60年代中期发射“闪电-1”通信卫星,在莫斯科和海参崴之间交换电视节目,并向遍布前苏联的20余个“轨道-1”型地球接收站转发电视节目,从而形成了世界上第一个国家级卫星电视分配网。该卫星为高椭圆轨道卫星,其工作频段为1/0.8GHz,莫斯科和海参崴两个主站的天线直径为25m,轨
According to relevant information, there are now dozens of simultaneous communications / broadcasting satellites in the equator at 53 ° to 179 ° East. Besides the communications / broadcasting satellite in Australia, most of our satellite television signals can be received in our country. 1. Commonwealth of Independent States (1) Orbital system The former Soviet Union launched the “Lightning-1” communications satellite in the mid-1960s and exchanged television programs between Moscow and Vladivostok. It sent over 20 Orbit-1-type Earth Receiving stations relay television programs, thus forming the world’s first national satellite television distribution network. The satellite is a highly elliptical orbit satellite with a working frequency band of 1 / 0.8GHz and two antennae in Moscow and Vladivostok have an antenna diameter of 25m,