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//Chapter 2: Antenna Basics
//Example 2-3.1
clc;
//Variable Initialization
e_half_power = 1/sqrt(2) //E(theta) at half power (relative quantity)
//Calculation
theta = acos(sqrt(e_half_power)) // theta (radians)
hpbw = 2*theta*180/%pi // Half power beamwidth (degrees)
//Result
mprintf("The Half Power Beamwidth is %.0f degrees",hpbw)
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