The entire length of the tower is equipped with a feeder (a coaxial wave-guide) through which signals are transmitted from the transmitter to the antenna on the spire.
信号传输线(一个同轴波导管)贯穿整个塔身，通过它，信号从传输器运送到塔尖的天线。
Continuous resistive loading is used to extend antenna operating band in order to realize traveling-wave current distribution on a finite length antenna.
在有限长的偶极天线上，采用分布电阻加载法，实现行波电流分布，展宽天线的工作频带。
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