调频广播隧道覆盖的特点和实现  

Characteristic and realization of FM tunnel broadcasting

作　　者：朱祖来 

机构地区：[1]郑州人民广播电台技术部,河南郑州450000

出　　处：《电声技术》2016年第10期72-74,78,共4页Audio Engineering

摘　　要：针对郑州京广路隧道调频信号覆盖项目,详细介绍了前期准备和具体技术实施方案,并对隧道覆盖情况进行测试和远程监控,总结了项目实施过程中遇到的问题和相应对策。经过一年的试运行,京广路隧道覆盖项目的各项技术指标和实际收听效果均在正常范围,应急广播单元也测试顺利,希望为同行从业人员提供参考。The Zhengzhou Jingguang road tunnel FM signal to cover projects, a detailed introduction to the preparation and specific technical implementation of the program is given. The tunnel coverage is tested and the project implementation process encountered problems and the corresponding countermeasures are summed up. After a year of trial operation, the technical indicators of Jingguang road tunnel are all in normal range, and the emergency broadcasting unit is tested smooth- ly. It is hoped to provide reference for the peer practitioners.

关 键 词：隧道 覆盖 应急广播 泄漏电缆 

分 类 号：TN931[电子电信—信号与信息处理]