IEC 60966-3-4:20 23是一项详细规范，涉及由50-141型半柔性同轴电缆和聚四氟乙烯(PTFE)电介质(IEC 61196-8-4)和连接器组成的半柔性电缆组件，例如SMA型(IEC 61169-15)、N型(IEC 61169-16)。它给出了亚家族的详细要求和要应用的严重性。 这些电缆组件主要用于移动通信基站天线系统、地面微波通信和雷达系统领域。工作频率高达6 000 MHz

IEC 60966-3-4:2023 is a detail specification that relates to semi-flexible cable assemblies composed of type 50-141 semi-flexible coaxial cables with polytetrafluoroethylene (PTFE) dielectric (IEC 61196-8-4) and connectors such as, type SMA (IEC 61169-15), type N (IEC 61169-16). It gives subfamily detail requirements and severities to be applied.
These cable assemblies are mainly used in the field of mobile communication base station antenna system, terrestrial microwave communication and radar systems. The operating frequency is up to 6 000 MHz