本标准中给出的测量条件和测量特性的方法对于使用数字调制的地面无线电中继和卫星地面站系统是通用的。这些试验方法是通用的，适用于所有容量的系统。描述了用于确定数字微波无线电传输系统及其所用设备性能的测量条件和方法。

The conditions of measurement and the methods of measuring the characteristics given in the standard are common to terrestrial radio-relay and satellite earth station systems using digital modulation. These test methods are general and are applicable to systems of all capacities. Describes the conditions and methods of measurement to be used to ascertain the performance of digital microwave radio transmission systems and of the equipment used in such systems.