THEORY AND DESIGN OF WAVE-FILTERS 



41 



IV. General Band Pass Wave-Filters of Ladder Type 

 Six Element Structures 





IV, 



iU 



i\ 



c; 



r — C lfe 



L 2 = aLik, 



L2 = cL\k, 



ri - ^ xk 



(- 2 — —r ■ 



L, L*. 



r / TTOW\ /TORTS 



Ci c; i L2 -r L2 





 T _L>2k T _L>2k 



L.\ r- , -t>2 — , 



W 2 



Ci = aC2fe, Ci = 'M'\C<2.k, 

 C[ = cCik. 







f f 



Moo 'l 





R 



7r(/ 2 -/i)' 



/2-/1 

 '47r/,/ 2j R' 



F.. 



-^2fe : 



c 2 *= 



1 



Af2-fi)R' 



-vo-f)(-f). Ho-SH-S). 



mi = 



/i/ ; 

 / 



2 g + * 



1 



/l 



OT 2 = 



./1./2 



/A 



6 = 



(I-W2 2 ) 



(-£)- 



(l-w, 8 )/,/ a / /A 



4g/ii \ j^r 



4g 



o-i)' 



V /J' 



rf= 



4A 



(l-W! 2 )/ 2 2 



4ft/ 

 M— types: m = m\ = m^ 



1/2 V MJ 4A/& v 1 m; 



/^_ (l-«i 2 )/i/./ , 1 /J 



- 



!_4/?' 



/loo — 7 



J 2 oo 



g = h. 



