898 



BELL SYSTEM TECHNICAL JOURNAL 



-320 



0.1 0.15 0.2 0.3 0.4 0.6 0.8 I 1.5 2 3 4 5 6 7 8 9 10 



Fig. 11 — Phase angle of -^ — for network of Fig. 9. 



If we take the ratio of Zmo to its value for w = oc then: 



Zoi2 



zT 



Zoi2 



zT 



^,e ^\+dp-^ p' 



p{\ + p) 



