Min.n. i.\i>(CT.i\\ii i.\ ic./i / 1 1 1. 1 IKS y) 



tlu' mi'shfs ol \-"\^. 'A\ .in- puiciiii.ilK ('(iiiiv .ilciii . Tin- tMiuisalciict' 

 (if thi- nH'sh slmwn in l-i^. MH in thai «>! lij; 'M\ is salistii-d l)y llie 

 relations j;i\iMi in l-i^s. 21tA and B. Tlu" u(|ui\ali-ncf i>f llie nicsh 

 of Fi^. Hie lo thai of I'i^. ;{1H is noNi-rm-il hy tho i'(iiialions (.")() tn (il) 

 for thi- i-<|iii\aU-nic i>f tlio first and last structiiros of l-'i^. 171). liii- 



C, 



^L. C. 



{^) 



ronrrs 



c^^nmn-jmn-IU 



HH 



L, 



r^'^h 



Unrrwj|J 



IF 



(D) 



Fig. 31 — Equivalent Two-Terminal Reactance Networks, Only One of Which 

 Contains Mutual Inductance 



ally, the cciuixalence of the mesh of Fit;. 311) to that of Fig. 3IC is 

 controlled li\' the relations for the e(iiii\alenre of the first two struetiires 

 of Fig. 17D. 



The formulae relating the constants of the structure shown in Fig. 

 31 D to the corresponding constants of the structure shown in F"ig. 

 31 A are as follows: 



in which — 



i + CV 



('7) 





md 



L,= 



ICa{La±M)±MCbY 



ICa(La±M)±MCbV 



(Ca + Cb)'La 



u= 



LaLb-M^ 



La • 



(78) 



(79) 



The upper and lower of the alternative signs, in the preceding 

 equations correspond, respectively, to series aiding and opposing 

 cf)nnections. 



