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authorprashantsinalkar2017-10-10 12:27:19 +0530
committerprashantsinalkar2017-10-10 12:27:19 +0530
commit7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch)
treedbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /1499/CH5/EX5.18/s18.sce
parentb1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff)
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diff --git a/1499/CH5/EX5.18/s18.sce b/1499/CH5/EX5.18/s18.sce
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+s=%s;
+
+g=(0.5/(s*(s^2+s+1)));
+
+G=syslin('c',g)
+fmin=0.01;
+fmax=100;
+bode(G,fmin,fmax)
+show_margins(G)
+xtitle("uncompensated system")
+[gm,freqGM]=g_margin(G)
+[pm,freqPM]=p_margin(G)
+disp(gm,"gain_margin=")
+disp((freqGM*2*%pi),"gain margin freq=");
+disp(pm,"phase margin=")
+disp((freqPM*2*%pi),"phase margin freq=");