DISTORTION CORRECTION 



449 



If one has the impedance R, the other must also, as is the case. The 

 propagation constant, V = A -\- iB, of each of these ladder type 

 sections is the same and is given by the simple relation 



Full-Series 

 la 



n 



-Zi, 



FuUShrnvb 



lb 



oAAVs 



\n 



\'Z2f 



*-<\ 



:Z; 



ZI 



Ic Mid/Series 



R n 



L-oVWo-' 



in- 



<-oJ\f\f\i-o-i 



*^z/ 



''^Zl 



MvdShuwt 



If 



2R Z/j 



r-o-WV*~~*"'WV-o-| 



Fig. 3 — Ladder type constant resistance sections. 



e^ = 1 + su/i?; 



(12) 



the particular iterative impedance is R. Here Zn is arbitrarily taken 

 as the independent impedance determining the propagation constant 



