摘要
前端系统建设与指标调整在整个有线电视系统中有着决定性的重要意义,结合中型以上CATV网络系统实践,着重针对卫星接收系统建设与调试、调制器选型与调整、防雷电保护、电源配置、设施日常维护等主要问题,提出切实可行的解决方案,从而实现优质、安全播出。
The construction and index adjustment of the front-end system are of the great significance to the CATV system. Combining with the practice of the medium sized CATV system, this paper presents some feasible scheme for the construction and adjustment of the satellite system, the selection and adjustment of modulator, thunder protection, power configuration and daily maintenance, etc. so that the quality and safety of the broadcast can be guaranteed.
出处
《中国有线电视》
2009年第11期1144-1147,共4页
China Digital Cable TV
关键词
前端建设
卫星接收
系统调整
the construction of front-end
satellite
system adjustment
