ELECTRIC WA VE-FILTERS 



311 



6 and 8, taking into account the merging of similar impedances at the 

 junctions. 



Oy&nerML /xedjei^ .ter/minrwL 2rxifri^^ 



m 



o— 



w,, 



ih 



M.M 



o 



W,.(m,m) 



Try y 



Z ^ih 



—o->\fs[\rO- 



7n'0-7n^) ^ zm! y 



zml 1-771) v^ih/ rrh(i-7n'^) ^zh/ 



I-7TV 



ZTTbO- 





mm' 



^ih 



Wjj^(rn,,7n) 



>^ y 



7rhit*m/)*^zh 



o 1 I o 1 I o 



« 



zh 

 o— 



W,^(rrv) 



]/\/.,(7nM} 



-o 



^^K 



7n(i-^m ')'y 

 2 ^'h 



zmo+7n') 'y 



'771 ^2hi 



1-771^ ^zh 

 77UJ-771'^) 



zrrv 





Fig. 10 — General terminal transducers. 



The transfer constants of both structures are identical being given by 



T = h[T,{m) + n{m, ;;/)]. (25) 



At their initial terminals the image impedances are respectively the 

 standard ones, IFu- and W2k, which have the relations 



W 



R 



R =»^ = ^l+^' + ^»''^ 



(26) 



