Coaxial cables - Part 9-1: Sectional specification for coaxial cables for analogue and digital signal transmission - Indoor drop cables for systems operating at 5 MHz - 1 000 MHz; German version EN 50117-9-1:2019
同轴电缆.第9-1部分:模拟和数字信号传输用同轴电缆分规范.在5MHz-1000MHz下运行的系统用室内分接电缆;德文版EN 50117-9-1:2019