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// Exa 9.2
// To calculate amplitude A of a carrier signal.
clc;
clear all;
Pe=10^-6;//Probability of error
No=10^-10; // PSD in W/Hz
R=100*10^3; //data rate in bps
//solution
disp("From Example 9.1, Eb/N0= 10.54dB (11.32) for Pe=10^-6 ");
//Therefore
Eb_No=11.32; //From Exa. 9.1
// Eb/No = A^2/(2*No*R);
A=sqrt(2*No*(Eb_No)*R);
printf(' Amplitude of a carrier signal is %.3f mV',A*1000);
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