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//Chapter 7, Example 7.12, page 340
clc
//Initialisation
dn=70 //dN = 70
d1=1000 //height from sea level in m
d2=1400 //height from sea level in m
d=45 //radio link distance in km
//Calculation
K=10**(-4.2-0.0029*-dn) //Climate factor
ep=(d2-d1)/d //magnitude of the path inclination
po=K*d**3*(1+ep)**(-1.2)*10**(0.033*6-1) //Fading occurrence probability
//Results
printf("(1) Climate factor K = %.4f = 10^-4",K)
printf("\n(2) Fading occurrence probability Po = %.2f percent",po)
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