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//Chapter-4 example 4.1
//=============================================================================
clc;
clear;
//input data
//d = lamda/2
theta_d = 5//angle blw los and perpendicular bisector of line joining two antennas
// calculations
//PD = (2*%pi/lamda)*(d*sin(theta));
//PD = (2*%pi/lamda)*(lamda/2*sin(theta));
theta_r = theta_d*(%pi/180)
PD_r = (2*%pi)*((sin(theta_r))/2);//phase difference in radians
PD_d = PD_r*(180/%pi);//phase difference in radians
//output
mprintf('Phase difference b/w two echo signals is %3.2f degrees; %3.3f radians',PD_d,PD_r);
//===============end of the program============================================
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