Difference between revisions of "What is the Nyquist contour for discrete systems?"

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The contour that was drawn in class for discrete systems was incorrect.  The following contour is correct, since it encloses everything outside of the circle about the origin of radius one (which is everything that would be unstable as a pole).
 
The contour that was drawn in class for discrete systems was incorrect.  The following contour is correct, since it encloses everything outside of the circle about the origin of radius one (which is everything that would be unstable as a pole).
  
[[Image:discrete_contour.jpg]]
+
[[Image:discrete_contour1.jpg]]
  
 
--[[User:Braman|Julia Braman]] 16:33, 14 November 2007 (PST)
 
--[[User:Braman|Julia Braman]] 16:33, 14 November 2007 (PST)

Latest revision as of 00:41, 15 November 2007

The contour that was drawn in class for discrete systems was incorrect. The following contour is correct, since it encloses everything outside of the circle about the origin of radius one (which is everything that would be unstable as a pole).

Discrete contour1.jpg

--Julia Braman 16:33, 14 November 2007 (PST)