Methods of measurement for equipment used in digital microwave radio transmission systems - Part 2: Measurements on terrestrial radio-relay systems - Section 9: Service channels
数字微波无线电传输系统中使用的设备的测量方法 - 第2部分:地面无线电中继系统的测量 - 第9节:业务信道
Deals with measurements pertaining to the service channels used in digital microwave radio-relay systems. Two basic methods are commonly used for the transmission of service channel signals (that is voice, supervisory and control signals).