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BELL SYSTEM TECHNICAL JOURNAL 



two being the only networks with the minimum number of elements 

 which give the specified impedance. In general, however, there are 

 four ways of realizing a given impedance when n=2, as illustrated 

 by D and D' of Fig. 1 ; formulas (2) and (3) give only the first two 



A 



_ pU-p') 

 " d-p") 



ll-p')19-p') 

 p(4-p>) 



L-e)5 C-W! 

 L-, C../.Lh|J 



C-4/19 

 C-1/9 



c 







c 



0-p') 



p(4-p') 



C-4/J 



(l-p')(9-p') 



C-8/3 C'8/5 



l_Kpactance curves and networks for simple cases of formula (1). 



