Home / Standards / GB/T 13169-1991 GB/T 13169-1991 Abolished General specification for 4MHz (960ch) carrier systems on standardized 1.2/4.4 mm coaxial cable pairs 标准1.2/4.4 mm同轴线对上4 MHz (960路)载波通信系统总技术要求 Standard Type GBT ICS 33.040.20 CCS M31 Status 废止 Issue Date 1991-09-04 Implementation 1992-05-01 Responsible Dept 工业和信息化部(通信) Drafting Unit N/A