摘要
本文介绍一种可作为省内广播电视节目干线传输的微波中继设备。这种设备在传输一路电视图像的同时,还可传输四路声音节目及一路勤务监控信号。文章对设备的构成、工作原理及主要性能指标作了较系统的阐述,还对信号在传输过程中引起的失真和杂波等特性进行了简明的分析。
This article describes a microwave relay equipment for provincialradio and TV-programme trunk transmission.With this equipment istransmitted one channel TV video signal and,at the same time,4 channelaudio programme and one channel service-monitor signal.The article gives asystematic statement of the configuration,operation principle and majorperformance,also makes a brief analysis of such characteristics as distortionand noise,caused in process of signal transmission.
出处
《广播与电视技术》
北大核心
1991年第2期10-21,共12页
Radio & TV Broadcast Engineering
