Generalized relationships between Vs, Is, VR and IR Vs= A.VR + B.IR Is= C.VR+ D. IR VR = D. Vs -B. Is IR=-C. Vs + A. IsFor Short transission line, the A,B,C,D paraeters are For !edi" line #i- odel

For !edi" line $-odel

For lon%-line odel--------------------------------------- Cosh&A+'B(= CoshA.CosB +' SinhA.SinBSinh&A+'B(= SinhA. CosB +' CoshA.SinB

V= ) * #er +nit Ipedan,e ,al,"lation---------------------------------------------------------------