Antenas
Antenas
Nombre: Jorge Suasnavas
Curso: 7mo C
Fecha: |12-5-2012
REDES L, Linv
* Ejemplo 1.
ZL=200-J100 Ω
Tx=100 Ω
fo=500 MHz
RL>ZoNormalizamos:
ZL=200-J100100
ZL=2-J
Y1
Y1
YL=0.4+J0.2
Y1=Jb+YL
Y1=Jb+0.4+J0.2
Ecua 1.Y1=0.4+J(0.2+b)
Ecua 2. Y1B=0.4-J0.48
Remplazo 2 en 1
0.4-J0.48=0.4+J(0.2+b)
0.2+b=-0.48b=-0.68
bL=0.68
L=ZOw.bL=1002*π*500M*0.68
L=46.81nH
Ahora:
Zo=Jx+Z1
1=Jx+Z1
Ecua 3.Z1=1-Jx
Y1=1Z1
Ecua 4. Z1A=1Y1A=1+J1.3
Ecua 4 = Ecua 31-Jx=1+J1.3
x=-1.3
XC=1.3
C=1XC*Zo*w=11.3*100*2*π*500M=2.45 pF
C=2.45 pF
* Ejemplo 2.
Z1
Z1ZL=100-J50 Ω
Zo=100 Ω
fo=500 MHz
ZL=0.5-J0.25 Ω
Z1=Jx+0.5-J0.25
Z1=0.5+J(x -0.25)Z1A=0.5+J0.5
0.5+Jx -0.25=0.5+J0.5
x -0.25=0.5
x=0.75
XL=0.75L=XL*Zow=0.75*2002*π*500M=>L=47.74nH
1=Jb+Y1
Y1=1-Jb
Z1=1Y1=1-J1
1-J1=1-Jb
-Jb=-J1
b=1
C=bLw.ZO=12*π*500M*200=>C=1.59 pF
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