摘要
文章简要介绍了定向耦合器的基本原理,阐述了利用定向耦合器进行中功率计校准的方法。分析了定向耦合器法的测量不确定度来源,指出了中功率条件下影响功率测量准确度的主要因素,并介绍了减小测量误差的方法和测试时的注意事项。
The paper introduces principle of directional coupler, describes the calibration method of mid-power meter with directional coupler. Detailed description and some experimental process are also presented. This thesis finds out the influence elements of mid-power accuracy. It also introduces methods for reducing errors and matters needing attention in measurement.
出处
《仪器仪表标准化与计量》
2014年第1期43-45,共3页
Instrument Standardization & Metrology
关键词
定向耦合器
中功率
校准
不确定度
DirectionalCoupler Mid-Power Calibration Uncertainty
