摘要
本文介绍了屏蔽效率常见的测试方法,并对其特点进行了评估。以9.5型接头同轴电缆屏蔽衰减测试系统为例,详细阐述了吸收钳法原理和应用,最后对测试系统的不确定度进行了评估。
The paper introduces common methods about screen efficiency and evaluates theirs specialty. For example of 9.5 type coaxial cable, the paper introduces principle and application of absorbing clamping method. Finally the uncertainty of calibration result of measuring system is evaluated.
出处
《科学中国人》
2016年第3Z期85-,87,共2页
Scientific Chinese
关键词
屏蔽衰减
吸收钳法
不确定度
Screen attenuation
absorbing method
uncertainty
