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1、基于PSPICE的二极管包络检波电路的仿真研究2008???u24?BSCIENCE&TECHNOLOGYINFORMATION?????K???????+?K?????????T-2?)?????T?7?M?)?????????v??，???B???????P?????C????????-O?????n???N:(l)?
2、???????????t?????o?????T,?)???t?????o?C??????,???????o?K???????=???C?????????O?0?t;(2
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5、??????999?•••••••••fVz?T???)??Pspice?????????S???????K?????????B?C??,?v???A???????K??????????????????????-02.???????o?????S???????K???????B?A??2•JL•JLXk.••••••••????Pspice????,????????????(Project),?;?????C??????,?????/????-O?????K????,?[??PSpice?/????
6、?=???NAM?s??,?{??AM???????G:uAM(t)=Uccos8?ct+2Uccos(8?c-8?)t+m2Uccos(8?c+8?)t,?????t3?m???r??????,???????YAM?8?x??[1]-0?????????????}465KHz,?8?z???????????}1KHz,?(?N???N?m???r?????????????C?j?}465kHz-2464kHz-2466kHz,?N?????x???C?j?}1.5V-20.3V-2???w?t??
7、???????C???r??{C}????,C1???????w??0.01uF-0??1???????o?????????K??2.2?K?????o?C?????????C?????????????Y?K???????U???????B????????????newsimulationprofile,?N???2?????C??TimeDomain(TransientAnalysis)-0??startsavingdata?}0ms,runto3ms,????3?m?8?z???B-0?[?C?
8、??C??????,?t???????o?????S???????K???=,???????/?????w?O????,?)???B???o?[?B-0??l?=R1-2C1???w?C?j?}2k8???0.01uE?????O?[?B????-0????PspiceA/D?T??,???-????????-2??????????????2(a)-2(b)?v?}-0?[??????,??99?99?99?99r)9r?Bn••••••••••••[•■■丿“3?t?????????C??????
9、?A?????????????o?[?B••••••••?}???????????K????????????????????????????,???tPspice???????????C??(ParametricAnalysis)????-O???C???C??????,?????????+?r?[?B,?L?K??????R1-2C1-28?-2m?????w?N??-0?}?????????o?[?B,R1-2C1-28?-2m?J???????????????G
