From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 1574/CH8/EX8.15.1/TL_Ex_8_15_Pg_348.sce | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100755 1574/CH8/EX8.15.1/TL_Ex_8_15_Pg_348.sce (limited to '1574/CH8/EX8.15.1/TL_Ex_8_15_Pg_348.sce') diff --git a/1574/CH8/EX8.15.1/TL_Ex_8_15_Pg_348.sce b/1574/CH8/EX8.15.1/TL_Ex_8_15_Pg_348.sce new file mode 100755 index 000000000..931a10ba4 --- /dev/null +++ b/1574/CH8/EX8.15.1/TL_Ex_8_15_Pg_348.sce @@ -0,0 +1,21 @@ +clc +//Chapter8 +//Example8.15, page no 348 +//Given +l=100// Tx-line length +ZR=200//Terminal resistance +Zo=600//Characteristic impedance +a=0.01//attenuation constant +Beta=0.03//phase constant +d=0//reflection coeff at load is Zero +Gamma=a+%i*Beta//propagation constant +Kd=((ZR-Zo)/(ZR+Zo))*%e^(-2*Gamma*d)//reflection coeff at point D d km from load +[Kdr,Kdi]=polar(Kd) +d1=100// distance +Ks=((ZR-Zo)/(ZR+Zo))*%e^(-2*Gamma*d1)//reflection coeff at the sending end +[Ksr,Ksi]=polar(Ks) +Zin=Zo*(((ZR*cosh(Gamma*l))+(Zo*sinh(Gamma*l)))/((Zo*cosh(Gamma*l))+(ZR*sinh(Gamma*l))))//Input impedance +[Zinr,Zini]=polar(Zin) +mprintf('The input impedance is %f /_%fdeg\nReflection Coeff is %f /_%fdeg',Zinr,Zini*180/%pi,Ksr,Ksi*180/%pi) + +// Note : There are some calculation errors in the solution presented in the book -- cgit