freq_response.mdl

SIMULINK教程

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  Created		  "Tue Aug 29 10:59:54 2000"
  UpdateHistory		  "UpdateHistoryNever"
  ModifiedByFormat	  "%<Auto>"
  LastModifiedBy	  "obas"
  ModifiedDateFormat	  "%<Auto>"
  LastModifiedDate	  "Tue Aug 29 11:42:24 2000"
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  SimParamPage		  "WorkspaceI/O"
  StartTime		  "0.0"
  StopTime		  "inf"
  SolverMode		  "Auto"
  Solver		  "FixedStepDiscrete"
  RelTol		  "1e-3"
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  MaxNumMinSteps	  "-1"
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    FontName		    "MS Sans Serif"
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  System {
    Name		    "freq_response"
    Location		    [229, 82, 673, 346]
    Open		    on
    ModelBrowserVisibility  off
    ModelBrowserWidth	    200
    ScreenColor		    "automatic"
    PaperOrientation	    "landscape"
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    PaperType		    "usletter"
    PaperUnits		    "inches"
    ZoomFactor		    "100"
    AutoZoom		    on
    ReportName		    "simulink-default.rpt"
    Block {
      BlockType		      ComplexToMagnitudeAngle
      Name		      "Complex to\nMagnitude-Angle"
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      FontName		      "Helvetica"
      Output		      "Magnitude"
    }
    Block {
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      Name		      "FFT"
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    }
    Block {
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      Position		      [115, 44, 160, 76]
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      SourceType	      "Sine Wave"
      Amplitude		      "1"
      Frequency		      "[20 400]"
      Phase		      "0"
      SampleMode	      "Discrete"
      OutComplex	      "Real"
      CompMethod	      "Trigonometric Fcn"
      SampleTime	      "1/1000"
      SamplesPerFrame	      "64"
      ResetState	      "Restart at time zero"
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      ScopeProperties	      on
      Domain		      "Frequency"
      HorizSpan		      "1"
      UseBuffer		      off
      BufferSize	      "128"
      Overlap		      "64"
      inpFftLenInherit	      on
      FFTlength		      "64"
      numAvg		      "2"
      DisplayProperties	      off
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      FrameNumber	      on
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      FigPos		      "get(0,'defaultfigureposition')"
      AxisProperties	      off
      XUnits		      "Hertz"
      XRange		      "[0...Fs/2]"
      InheritXIncr	      on
      XIncr		      "1.0"
      XLabel		      "Samples"
      YUnits		      "dB"
      YMin		      "-73.8172168228167"
      YMax		      "10.3186490398607"
      YLabel		      "Magnitude, dB"
      LineProperties	      off
    }
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      BlockType		      Reference
      Name		      "Vector\nScope"
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      FontName		      "Helvetica"
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      SourceType	      "Vector Scope"
      ScopeProperties	      on
      Domain		      "Frequency"
      HorizSpan		      "1"
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      FrameNumber	      on
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      FigPos		      "get(0,'defaultfigureposition')"
      AxisProperties	      off
      XUnits		      "Hertz"
      XRange		      "[0...Fs/2]"
      InheritXIncr	      on
      XIncr		      "1"
      XLabel		      "Samples"
      YUnits		      "dB"
      YMin		      "-16.9804370858609"
      YMax		      "15.7366621917605"
      YLabel		      "Amplitude"
      LineProperties	      off
    }
    Line {
      SrcBlock		      "Sine Wave"
      SrcPort		      1
      DstBlock		      "Gain"
      DstPort		      1
    }
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      SrcBlock		      "Gain"
      SrcPort		      1
      Points		      [0, 0; 10, 0]
      Branch {
	DstBlock		"FFT"
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	Points			[0, 110]
	DstBlock		"Spectrum\nScope"
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      SrcBlock		      "FFT"
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      SrcBlock		      "Complex to\nMagnitude-Angle"
      SrcPort		      1
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}