ASYMPTOTIC D I POLE RADIATION FORMULAS 

 Substituting equation (18) in equation (17) we get 



£/ 1- io) sin .^(1 - i?oei^i2<zcos0.) ___^ 



669 



(19) 



^here 



Ro = 



^k^^ — kr sin- ds — ki cos g; 

 ■yjko' - ki^ sin- 6, + ki cos 0, 



i?o is the coefficient of reflection for a plane wave polarized perpen- 

 dicular to the plane of incidence. 



Formulas (13), (14) and (19) are just what one would get by applying 



90» 



Fig. 3— Polar diagrams of the horizontal fields of horizontalclipolcs computed for 

 X = 6 meters, e = 9, m =1 and »• = 10 " 



the coefficient of reflection from an imperfect reflector to the reflected 

 waves of the corresponding electrostatic formulas. 



