摘要
本文概述了屏蔽电缆的屏蔽效能，分析了影响屏蔽效能的因素，阐述了电缆屏蔽效能的测量原理，介绍了用吸收钳测电缆屏蔽效能的测试系统和测量方法，以及测量中应注意的问题和测试系统的校准，对工程应用具有很大的实用价值和指导意义。
In the article a brief review of shielded cable shield effectiveness test techniques is given and a simple construction of test system is described,the factors affecting Shield Effectiveness are analysed,the attentions of testing are introduced.
关键词
屏蔽电缆
屏蔽效能
吸收钳
测量
shielded cable, shield effectiveness, absorbing clamp,shield
