Transmission and Multiplexing (TM); High capacity digital radio-relay systems carrying 1 x STM-1 signals and operating in frequency bands with about 30 MHz channel spacing and alternated arrangements
传输和多路复用(TM);高容量数字无线电中继系统 承载1 x STM-1信号 在频带内工作 信道间隔约为30 MHz 交替排列
To specify parameters for digital radio relay systems with a channel capacity of 1xSTM-1 operating at freqs below 15 GHz with approx 30 MHz spacing between adjacent channels using cross polarisation