clc; clear; Fc=10;//carrier Frequency in kHz R=15;//Resistance in Kohms C=660;//Capacitance in pF a=1/R; b=2*%pi*Fc*10^(3)*C*10^(-12); Y=a+%i*b; Z=1/abs(Y); //after rounding off Z=12.83//Impedence in Kohms m=Z/(R);//modulation index disp(m,"MAximum modulation index to avoid diagonal clipping is");