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+//Example 15.1
+clc;
+
+//Design a LPF having a cutoff frequency of 2 kHz
+//With a pass band gain of 2
+fh=2000;        //Cutoff frequency in Hz
+C=0.01*10^-6;   //Assumed value of capacitor
+R=invr(2*%pi*fh*C);
+ceil(R);
+
+//Given pass band gain Af= 1 + Rf/R1
+Af=2;        //Pass band gain
+Rf=R1*(Af-1);
+//Now the most probable value for Rf and R1 is 10Kohm
+printf('\nFeedback resistence used is 10000 ohm\n')
+printf('\nInput resistence used is 10000 ohm\n')
+\ No newline at end of file