Lo.i/mo i.ixr.s- .ix/y coMrnxs.iuxc; .xhtii-orks 



AM 



lufcssiiry — usually not luoro than two or thn-f, tliinii;li ociM^ion.illy 

 four. First-approxiniatioii values for t„ are: 



r,'= ,- ( 1 — , ,, ) wlu'ii ;/ •■ 1, 



Urn \ (In/ 



r„'= VX (1-X 6) when «= 1, 



as can Ik* seen from (21) and (22) resixTtiveK'. When « = 1, t„ = /5i 

 since «/i = by the first of (18). 



A 



Fig. 7 — Graphs of 1 —p Representing the Fractional Lowering of the tVitical 

 Frequency by Distributed Inductance 



D„ having been evaluated, the transition frequency /„ i)etween 

 the wth transmitting band and the //th attentiaiinj; band is calculable 

 immediatciv from 



Dn Dn DnSx 



/.= 



irVXC Wkl'C \/x' 



(23) 



