有线电视系统无源器件的保护与检修陈泽华（湖北荆门市园林广播电视站）无源器件就是不需要电源的器件。有线电视系统中的无源器件包括分支器、分配器、均衡器等。这些器件精度要求高，对电视用户影响大。笔者根据几年来的工作实践，谈谈对无源器件故障的检修与保护，以抛... Protection and overhaul of passive components in CATV system Chen Zehua (Jingmen Garden Radio and Television Station, Hubei) Passive devices are devices that do not need power. Passive devices in CATV systems include splitters, splitters, equalizers, and more. The high accuracy of these devices, the impact of television users. According to the author’s work practices over the years, talk about the failure of passive devices overhaul and protection to th ...