Additivity of Power Spectra 
2 2 2 
[Azur(#,4)] a Asante) = [Asucrem)(#,6)] (IZ53) 
Let AE; and AEy be the power in the same net element for 
rr and nee respectively Sh (12.54) 
AE 
P(E<,,<€+d€) = “ eEEe dé (i255) 
Alea 6 dc): = ain Cena (12.56) 
Z 
| SAE, AE 
p(E<nar+nan<é+ dé) = ———L_ e “(AE ,AEg), 12.57 
(S<nArt+naAn<é ) mBE; + BED 3 ( ) 
War Ur + Oy (1258) 
ee 
[Jett I(u,H)[xcos@ + ysin@]—pt + ¥(u,8)|VfAant (4,8) ]* dudé@ 
OF Sor, 
of | cos[ Pt aatscoses ysin8 ]—t+4(u,8)| J[Ar yn (0) dude 
o/-1 
© eo 
of [oon sant cos@+ysin@]—pt + ¥(u,8)| V [Aau(re mz (#,4)]*dud8 (12.59) 
0 4-1 
Plate LXIX 
