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//Example 2.2.7 page 2.9
clc;
clear;
z= 10;
p0= 100*10^-6; // input power
pz=5*10^-6; //output power
alpha = 10*log10(p0/pz); //total attenuation
printf("The overall signal attenuation is %.2f dB",alpha);
alpha = alpha/z; // attenuation per km
printf("\n\nThe attenuation per Km is %.2f dB/Km",alpha);
z_new = 12;
splice_attenuation = 11*0.5;
cable_attenuation = alpha*z_new;
total_attenuation = splice_attenuation+cable_attenuation;
printf("\n\nThe overall signal attenuation for 12Kms is %.1f dB",total_attenuation);
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