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本文根椐计算机测控系统滤除干扰和快速响应的要求,从频率特性和动态响应综合讨论了模拟陷波器的性能,得出了简洁的定量关系。由此,给出了设计方法和实际应用线路。所述方法和线路已在工程上得到成功应用。
In this paper, the requirements of computer monitoring and control system to filter out interference and fast response are analyzed. The performance of the analog notch filter is discussed from the frequency characteristics and dynamic response, and concise quantitative relationship is obtained. As a result, the design method and practical application circuit are given. The methods and circuits have been successfully applied in engineering.