2 files changed, 34 insertions, 0 deletions
diff --git a/2951/CH3/EX3.2.A/additional_ex_2.jpeg b/2951/CH3/EX3.2.A/additional_ex_2.jpeg
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+++ b/2951/CH3/EX3.2.A/additional_ex_2.jpeg
diff --git a/2951/CH3/EX3.2.A/additional_ex_2.sce b/2951/CH3/EX3.2.A/additional_ex_2.sce
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+clear;
+clc;
+
+
+Fm=3; //frequency of message signal
+Fc=8; //frequency of carrier signal
+Ea=5;
+Eb=10;
+m=Ea/Eb; //modulation index
+
+disp(m,"m=");
+USf=Fc+Fm*10^(-3);//Upper Sideband frequency
+LSf=Fc-Fm*10^(-3);//Lower sideband frequency
+disp(USf,"USf(Mhz)=");
+disp(LSf,"LSf(Mhz)=");
+Amp=m*Eb/2;// amplitude of each sideband
+disp(Amp,"amp(v)=");
+
+
+
+function[x,Vm,Vc]=ampmod(Ea,Eb,m,Fc,Fm)
+    t=0:0.005:5;
+    
+    Vm = Ea*sin(2*%pi*Fm*t);
+    Vc = Eb*sin(2*%pi*Fc*t);
+   
+    x = ((Eb+Ea*sin(2*%pi*Fm*t))).*(sin(2*%pi*Fc*t));
+    
+    subplot(3,1,2);
+    plot2d(t,x);
+    title('Amplitude Modulated Signal');
+endfunction
+
+ampmod(Ea,Eb,m,Fc,Fm)//amplitude modulation