Based on this method, a C-band single stage microstrip line end-coupled filter has been designed and fabricated.
基于这种方法，制作了一个C波段的单级微带端耦合滤波器。
This paper introduces the topology construction and operation principle of single-stage photovoltaic system, mainly illuminates the basic principle of MPPT realized by conductance increment method.
本文介绍了单极式光伏系统的拓扑结构和实现最大功率的工作原理，阐述了电导增量法实现MPPT的基本思想。
Use single stage version to reach the temperature of 20 K is a difficulty for high frequency pulse tube cooler (PTC). Multi-stage version is a popular method to reach the low temperature.
单级高频脉冲管制冷机直接降低到20 K以下温区存在很大困难，采用多级方案是高频脉冲管制冷机获得更低温度的主要方法。
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