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武汉市无线电天线厂发扬丁“独立自主、自力更生”的革命精神,组成三结合攻关小组,用不到半年的时间,试制出我国第一套可供一百四十台电视机刚时接收的共用天线系统,突破了资本主义国家的技术封锁,为发展我国电视广播事业闯出了新路。目前,我国电视机用户,每一台电视机都需配有一付天线。较大的工矿企业,有多台电视机,如果都架设天线,不仅在经济上不合算,而且还影响建筑物的美观。同时在离发射台较远和隐蔽地区(大楼建筑物或山丘的后面)使用简单天线,所接收到的电视讯号往往较弱,
In less than half a year, Wuhan Radio Antenna Factory made use of the revolutionary spirit of “independence and independence and self-reliance” to make the first set of common antennas that can be received by just one hundred and forty TV sets in less than half a year System broke through the technical blockade of capitalist countries and broke new ground for the development of China’s television broadcasting. At present, China’s TV users, each TV must be equipped with a pair of antennas. Larger industrial and mining enterprises, more than one TV set, if they are erected antenna, not only economically uneconomical, but also affect the appearance of the building. At the same time, the use of simple antennas at remote and hidden areas (behind buildings or hills), the received television signals are often weaker,