摘要
重点分析了各类塔顶放大器的应用环境,并以CCIR推荐的海域无线电传播经验数据为基础,阐述海域覆盖中收发天线架设高度的作用。
It focuses on the analysis to the various application environments of tower mounted booster. Based on the sea radio propagation empirical data recommended by CCIR, it explains the purpose of the Tx/Rx antenna mounted height in sea area coverage.
出处
《邮电设计技术》
2005年第8期8-11,共4页
Designing Techniques of Posts and Telecommunications