课程设计（论文）-5KHZ带阻滤波器设计.docVIP

摘 要 随着电子科技的发展,滤波器的应用越来越广泛,特别在信号领域由为突出。近年来，有源滤波器已成为电力系统研究领域中的热点Abstract Along with the development of electronics science and technology, the application of filter is more and more extensive, special at signal realm from is outstanding.Nearer in the last years, have a source filter to have become the research realm of the electric power system in of the heat order, and it has a prominent position in the electric power system.This text elaborates a filter and has the basic knowledge of source filter, and the detailed introduction use Multisim2001, the Protel99 SE waits EDA software to also combine the method of fast design to design with the creation have the process that the source takes a Zu filter. Keyword: PCB circuit board;LM358 chip;Protel;Multisim;There is source taking a Zu filter;Center frequency 目 录 引言…………………………………………………………………………………3 1滤波器………………………………………………………………4 1.1 滤波器的定义…………………………………………………………………4 1.2 滤波器的功能和应用…………………………………………………………………… 4 1.3 滤波器的基本知识……………………………………………………………………… 5 1.4 有源滤波器……………………………………………………………………………… 7 1.4 .1有源滤波………………………………………………………………… 7 1.4 .2有源滤波……………………………………………………………………7 1.4 .3有源滤波……………………………………………………………………7 2 LM358双运放芯片……………………………………………………………………8 3 有源带阻滤波器的设计与制作……………………………………………………8 3.1 有源带阻滤波器的的设计原理…………………………………………………………8 3.1.1带阻滤波器 ……………………………………………………………………………8 3.1.2带阻滤波器的幅频特性，Q值及其关系……………………………………………9 3.1.3二阶有源带阻滤波器的设计…………………………………………………………9 3.2 通带中心频率为5kHz带阻滤波器的设计过程……………………………………… 10 4 电路板的仿真，制作与调试………………………………………………………11 4．1 电路板的仿真…………………………………………………………………………11 4．1．1 Multisim2001的概述………………………………………………………………11 4.1.2.仿真操作……………………………………………………………………………11 4．2 PCB电路板的制作………………………………………………………………………11 4．3电路板的调试……………………………………………………………………………12 5 结论……………………………………………………………………………………12 谢辞…………………………………………………………………………………13 参考文献…………………………………………………………………………14 附录1……………………………………………………………………………15 附录2………………………………………………………………………16 附录3………………………………………………………………………17 引言 滤波器技术是现代通信技术和信号处理中不可缺少的部分。任何一个稍微复杂的电子设备都要使用一定数量的滤波器。滤波器的作用是使所需特定频段的信号能够顺利通过，而