摘要
根据系统维修经验 ,设计一套模拟有线电视线路故障的实验方法。通过对 CATV线路常见故障的模拟 ,让学生观察电视画面表现特征 ,并阐述原理 ,指出易发位置与维修方法 ,对于培养学生快捷维修能力 ,效果显著。该实验具有简单、经济、直观、实用等优点。
According to the author's experience on CATV system reparation, this article presented a set of repairing methods for simulating CATV errors. And through this experiment students can find and solve common errors easily based on observing the TV pictures. It is proved that it is very efficient to improve students' rapid repairing skills. This experiment is also simple, economic, direct and useful.
出处
《实验室研究与探索》
CAS
2002年第4期86-87,共2页
Research and Exploration In Laboratory
