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Module 7.2 Smith Chart and Transmission Lines (Smith Chart 與傳輸線) (lossy case)
0,0
|
V
|(V)
|
Z_{0}I
|(V)
z^\prime/\lambda
0
P
P
1.00
P(Z_{in})
V_{g}
: 1 V 特徵阻抗
Z_{0}
Z_{g}
: 50
\Omega
(Characteristic Impedance) =
\Omega
電氣長度
(Electrical length) = 1
\lambda
電壓 V (voltage):
V
\angle
電流 I (current):
mA
\angle
α(衰減常數) =
rad/
\lambda
Z' =
\lambda
負載阻抗
Z_{L}
(Load Impedance):
+ j
\Omega
0,0
0,0
P
輸入阻抗
Z_{in}
=
+ j
\Omega
(Input Impedance)
反射係數
\Gamma
=
\angle
°
(Reflection coefficient)
電壓駐波比 VSWR=
(Voltage Standing Wave Ratio)
Introduction:
藉由移動 Toolbar:
P(Z_{in})
, 觀察傳輸線上每一個位置在Smith Chart上的對應點和電壓電流的變化。
( 拖拉左上圖中的紫色圈圈
)
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