PHASE DISTORTION AND PHASE DISTORTION CORRECTION 221 



Now if Si/2 is the impedance of a series resonant circuit, we may write 



2i . b . &CO0 /,^N 



-^= ico^ h 7y- , (36) 



02 0/4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 

 VALUES OF f/f(j 



pig_ 22 — -Time of building-up, T — To, for resonant lattice type network of n sections 

 where b and a>o are constants. Then 



,r ^,.0 .b ( oi ojo 



tanh -7; = tanh i- = i^[ — 



2 2 z \ coo CO 



or 



</) = 2 tan- 



CO OJo 



r = 



COo 



2 \ COo 



COn" 

 CO'' 



and 



1 + 



4 \ COo 



b<ji{\ 



COo 

 CO 



Then, from equations (34) and (36), 



bR 



Li = 



2coo' 



Ci = 



and 



OOiQ 



bcooR ' 



_b 



2R<jio 



(37) 



(38) 



(39) 



(40) 



