基于电动调谐的波导窄带带阻滤波器的设计与实现  

Design and Realization of Tunable Narrow Band-Stop Wave-Guide Filter Based on Electric-Driven Control

作　　者：王星[1] 郝重阳[1] 

机构地区：[1]西北工业大学电子信息学院,陕西西安710072

出　　处：《测控技术》2011年第1期109-111,116,共4页Measurement & Control Technology

摘　　要：提出了基于电动调谐的可调滤波器设计思想,设计并实现了一种采用步进电机精确控制调谐的可调波导窄带带阻滤波器。该滤波器具有调谐准确,Q值高,功率容量大,易于实现等优点。实验测试结果验证了该设计方案的可行性和有效性。A new idea of tunable narrow waveguide band-elimination filter is proposed based on electric-driven control.Using step motor to tune the filter,a tunable narrow waveguide band-elimination filter is designed and realized.Because of the usage of step motor,the tuning of filter is very convenient and accurate.This device have higher Q value and bigger power capability.Furthermore,the fabrication of the filter is very easy.The results of experiment prove that this design is feasible and effective.

关 键 词：可调谐 窄带 带阻滤波器 

分 类 号：TN952[电子电信—信号与信息处理]