共缆传输技术在有线广播网中的应用

• 作 者: 张小生
• 机 构: 吴江有线广播电视网络有限公司,
• 出 处: 视听界(广播电视技术)
• 发表日期: 2005年03期
• 关键词: 有线广播 音箱 广播事业 自身原因 有线电视 网中 调频广播 调制度 机房 信号频率

一、县乡有线广播的发展经历近些年来有线广播事业出现滑坡,不能只寻找外部原因,更重要的是要寻找自身原因,这样才有利于广播事业的发展。我国从发展县乡有线广播以来,对广播的传输手段和设备进行了不断改进。比如从借用

First, the development experience of cable broadcasting in county and township In recent years, the cause of landslide in the cable broadcasting industry can not only look for external reasons, but more importantly, it is necessary to find its own reasons so as to promote the development of broadcasting. Since the development of county and township cable broadcasting, China has made continuous improvements in the means and equipment of broadcasting transmission. For example from borrowing