165/CH15/EX15.4/ex15_4.sce


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//Example 15.4
clc;

C=2.2*10^-9;        //in farads
R=47*10^3;          //in ohms
x=2*%pi*R*C;
fl=invr(x);
printf('\nLower Cut Off frequency fl Of 2nd order Butterworth HPF = %.2f kHz\n',fl/1000)