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1955年,用飞机做“卫星”有心的人也许还会记得,1955年的一场世界棒球系列赛曾令举世瞩目。那一年,人造地球卫星还未诞生,但是,美国电视网却决定不惜一切代价向古巴棒球迷现场转播这一场世界棒球赛。没有人造卫星,那美国是如何实现这一次现场转播的呢?当年的通讯工程师想出了一个绝妙的主意,那就是飞机的力量,由飞机传送电视信号。首先,工程师们在一架DC-3飞机上安装了强功率天线,然后让飞机在佛罗里达海峡上空进行数小时的盘旋,在此期间,古巴的棒球迷们如愿以
In 1955, those who made “satellite” ambitions by plane might still remember the world-famous 1955 World Series of Baseball. That year, man-made earth satellites have not yet been born, but the American television network has decided to at any cost to Cuba baseball fans live broadcast of this world baseball game. In the absence of a satellite, how did the United States broadcast this live? The communications engineer of that year came up with a brilliant idea of the power of the aircraft to transmit the television signals. First, engineers installed a powerful antenna on a DC-3 aircraft and allowed the aircraft to circumnavigate the Florida Strait for hours, during which Cuban baseball fans did their turn