Follow these simple plans to build a multiband shortwaveantenna and be on your way to world band radio excitement!
按照这些简单的计划，以建立一个多波段短波天线，并在您的方式为世界的波段收音机兴奋！
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An example, which is to design a broadband matching network for a shortwaveantenna by the improved RFM, gains good performance while simplifying the calculation.
用改进实频法设计了一个短波天线宽带匹配网络，在简化算法的基础上取得了比较好的性能。
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Most shortwave antennas require only one conductor or wire in the "elements" of the antenna so when using "wire" for antennas, you can use the least expensive types.