一种简易信号发生器的设计与仿真  

Design and Simulation of Simple Signal Generator

作　　者：葛振澎 颜闽秀 Ge Zhenpeng;Yan Minxiu(School of Information Engineering,Shenyang University of Chemical Technology,Shenyang 110142,China)

机构地区：[1]沈阳化工大学信息工程学院

出　　处：《山东化工》2019年第22期150-153,158,共5页Shandong Chemical Industry

基　　金：国家科技部中国-马其顿政府间科技合作项目;辽宁省教育厅项目(LZ2016006)

摘　　要：信号发生器是电子实验室最常见仪表之一,在工程和教学中有广泛应用。本信号发生器以差动输入四运算放大器LM324为核心,主要运用模拟运算电路,可以产生正弦波、方波、三角波和单次脉冲信号。设计的创新之处在于增加输出调整电路并整合单脉冲发生功能。在Multisim 14.0环境下进行仿真分析验证了设计方案的可行性。这种信号发生器具有原理易懂、容易调试、成本低廉等优点,可作为高等院校电子技术教学、电子课程设计和电子创新大赛的参考电路。Signal generators are one of the most common instruments in electronic laboratories and are widely used in engineering and teaching..With the differential input quad operational amplifier LM324 as the core,a simple signal generator capable of generating sine wave,square wave,triangle wave and single pulse is designed by using the combination of analog operation circuits..The innovation of the design is to increase the output adjustment circuit and integrate the single pulse generation function..Simulation analysis in the Multisim14.0 environment verified the feasibility of the design..The signal generator has the advantages of easy to understand,easy to debug,low cost and can be used as a reference circuit for electronic technology teaching,electronic course design and electronic innovation competition in colleges and universities.

关 键 词：信号发生器 集成运放 电子仿真 MULTISIM 

分 类 号：TN710.1[电子电信—电路与系统] TM935[电气工程—电力电子与电力传动]