. The Bell System technical journal . c ^ =tc Ci = aCik< L^ — Lik,a £/2 Ty- + / O (l-m!2)M4/i/2 XL /2k = * 0—ORKKr^—11——=J_ XI, L C,^L2=LC2 xi2 L\ = L\k, Lo L\k, g Ci = , Cj = : ;Ci*, w2 1 —ra2- , Cu a= HHfX1-^. r 4g 7- T -i±* 1—Wo2 w2 Cl = -C2fe, Ll-~d- w2 = e + /i/i <f = C2 = C2jt, (l-m22)/i/s 4/i 44 BELL SYSTEM TECHNICAL JOURNAL XII.—General Low-and-Band Pass Wave-Filters of Ladder TypeXI1i Xll2 mi L,|< —nmr- rWSW m2rL,k cL,k 1—II leLk aaLik§r m2 ~r^- yb ~^~d~ L2k L2k Lzk _LilJ LAjlJ LAilJ 5^T~I J :1k1 aC^ll cC^I ^—=L=m,C m?rC2k:

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Keywords: ., bookcentury1900, bookdecade1920, booksubjecttechnology, bookyear1