现代网络分析仪已广泛在研发，生产中大量使用，网络分析仪被广泛地应用于分析各种不同部件，材料，电路，设备和系统。无论是在研发阶段为了优化模拟电路的设计，还是为了调试检测电子元器件，矢量网络分析仪都成为一种不可缺少的测量仪器-Modern network analyzer has been widely used in research and development, the production of large-scale use, the network analyzer is widely used in analysis of the various components, materials, circuits, equipment and systems. Whether it is in the stage of research and development in order to optimize the design of analog circuits, or for debugging testing electronic components, vector network analyzers have become an indispensable measuring instruments