RC 正弦波振荡器仿真1、R13kΩR26.2kΩR312kΩR418kΩR524kΩR63kΩR76.2kΩR812kΩR918kΩR1024kΩC122nFS1S2U1UA741CD3247651VEE-12VC222nF312R112kΩVCC 12VC333µF3.9kΩ6.2kΩ10kΩKey=A50 %BA Vo测试点uA 7 4 112345678正常振荡状态0v-0.945mv-0.956mv1 2v0 v-2.4 78mv1 2 v静态0v-0.976mv-0.987m v-1 2v0v-2.4 65 mv12v表 1 0-52(1)测量、F 0、V oR13kΩR26.2kΩR312kΩR418kΩR524kΩR63kΩR76.2kΩR812kΩR918kΩR1024kΩC122nFS1S2U1UA741CD3247651VEE-12VC222nFR112kΩVCC 12VC333µF3.9kΩ6.2kΩ10kΩKey=A80 %BA VoXSC1Tektronix1 2 3 4TGP测试内容VoF0正常振荡9.64v3.3v594hz声明:电压所测皆为最大值 m ax表 1 0-62(2)测量放大倍数R13kΩR26.2kΩR312kΩR418kΩR524kΩR63kΩR76.2kΩR812kΩR918kΩR1024kΩC122nFS1S2U1UA741CD3247651VEE-12VC222nFR112kΩVCC 12VC333µF3.9kΩ6.2kΩ10kΩKey=A80 %BA VoXSC1Tektronix1 2 3 4TGPXFG1测试内容VoV iAv f||正弦波9.6 1 v10.0 v声明:电压所测皆为最大值 m ax表 10-73测量明显失真时放大倍数R13kΩR26.2kΩR312kΩR418kΩR524kΩR63kΩR76.2kΩR812kΩR918kΩR1024kΩC122nFS1S2U1UA741CD3247651VEE-12VC222nFR112kΩVCC 12VC333µF3.9kΩ6.2kΩ10kΩKey=A80 %BA VoXSC1Tektronix1 2 3 4TGPXFG1测试内容V oViA vf||正弦波10v12.0v声明:电压所测皆为最大值 ma x表 10-84 测量停振时放大倍数R13kΩR26.2kΩR312kΩR418kΩR524kΩR63kΩR76.2kΩR812kΩR918kΩR1024kΩC122nFS1S2U1UA741CD3247651VEE-12VC222nFR112kΩVCC 12VC333µF3.9kΩ6.2kΩ10kΩKey=A100 %BA VoXSC1Tektronix1 2 3 4TGPXFG1测试内容VoViAvf||正弦波9.80 v4 v声明:电压所测皆为最大值 m a x表1 0-95 测量震荡频率和失真度R26.2kΩR312kΩR418kΩR524kΩR63kΩR76.2kΩR812kΩR918kΩR1024kΩC122nFS1S2U1UA741CD3247651VEE-12VC222nFR112kΩVCC 12VC333µF3.9kΩ6.2kΩ10kΩKey=A79 %A VoXSC1Tektronix1 2 3 4TGPXFC1123XDA1THD(1)测试内容RC(u f)f 1f2fαD标称值实测值标称值实测值频率计测示波器计算值误差失真度数据593.153hz59 41 17.628%声明:电压所测皆为最大值 max表1 0-10(2)R1 组2 组4 组5组测试内容f0Vof0Vof0Vof 0Vo计算值测量值计算值测量值计算值测量值计算值测量值数据2.35khz1.1 5k h z39 7h z2 96hz声明:电压所测皆为最大值 max表1 0-1 16 测量 RC 串并联网络旳幅频特性曲线R13kΩR26.2kΩR312kΩR418kΩR524kΩR63kΩR76.2kΩR812kΩR918kΩR1024kΩC122nFS1S2U1UA741CD3247651VEE-12VC222nFR112kΩVCC 12VC333µF3.9kΩ6.2kΩ10kΩKey=A79 %BA VoXSC1Tektronix1 2 3 4TGPXFG1正 弦信号U( A )=3 vf20 hz5 0hz8 0h z100hz12 0hz1 60h z……8 0 khz100k hzU( B)28 0mv6 85m v1 .06 v1.28v1.46v1 .85v……6 2 .8 mv4 9.2mv声明:电压所测皆为峰峰值 pk-p k表 10-1 2 5 月 8 号