元件参数对RC串并联网络选频特性的影响  

Influence of Component Parameters on Frequency-selection Characteristic of RC Series-paralled Connection Network

作　　者：任骏原 Ren Junyuan(College of Information,Liaoning Vocational University of Technology,Jinzhou 121007,Liaoning,China)

机构地区：[1]辽宁理工职业大学信息学院,辽宁锦州121007

出　　处：《科技通报》2023年第9期29-32,共4页Bulletin of Science and Technology

基　　金：辽宁省教育厅基础研究项目(LQ2020008);辽宁省教育厅面上项目(LJKMZ20221886)。

摘　　要：本文分析元件参数对RC串并联网络选频特性的影响问题,研究上限截止频率、下限截止频率、通频带、品质因数等反映选频性能指标的参数与元件参数之间的关系以及幅频特性的不对称现象,给出定量描述的计算公式,并在Multisim仿真软件系统中进行仿真实验验证。目的是探索提高RC串并联网络选频性能时元件参数的合理选择方法,具有理论和工程实际意义。Analysis of the influence of component parameters on frequency-selection characteristic of RC series-paralled network,the relationship between the parameter of the upper limit cut-off frequency,the lower cut-off frequency,the bandwidth,the quality factor and other parameters that reflect the selection frequency performance parameters and the component parameters,the asymmetry of amplitude frequency characteristics is studied,gives the calculation formula of quantitative description,and simulation experiment validation of simulation software in the Multisim system.The purpose is to choose a reasonable method to explore the element parameters to improve RC series-paralled network,with theoretical and engineering sense.

关 键 词：RC串并联网络 选频特性 通频带 品质因数 MULTISIM仿真 

分 类 号：TN702[电子电信—电路与系统]