Methods of measurement for radio equipment used in satellite earth stations. Part 1: Measurements common to sub-systems and combinations of sub-systems. Section Five: Noise temperature measurements
用于卫星地球站的无线电设备的测量方法 第1部分:子系统和子系统组合通用的测量 第五部分:噪音温度测量
Covers the methods of measurement to be used in order to evaluate the noise temperature and the noise figure of sub-systems, and/or combinations of sub-systems, under linear conditions where appropriate ports are available.