In this paper, the equations for calculation of the radiation performances on high efficiency double reflector antenna fed by beam waveguide are derived.
本文导出了地面站常用的改进型波束波导馈电高效率双镜天线的辐射特性的计算式。
2
This paper introduces a double freedom degree motion control system of satellites antenna based on dual-redundancy hybrid stepping motor.
介绍了一种基于双余度混合式步进电动机的双自由度卫星天线运动控制系统。
3
This boot is made in launching the system which is double to answer each of the poles, the current batteries 11 through 12 and reels going to the antenna.