B&K Precision 886 - Manual - Manual (Page 39)

36
H
CUR
H
POT
L
CUR
L
POT
Zdut
C o
R s L s
G
o
Z
m
Redundant
Impedance
(Z
s
)
Parastic
Conductance (Y
o
)
Parastic of the Test Fixture
(a) Parastic Effect of the Test Fixture
H
CUR
H
POT
L
CUR
L
POT
C o
R s L s
G o
(b) OPEN Measurement
Y o OPEN
Y
o
= G
o
+ j£sC
o
1
(R
s
+ j£s<< )
G
o
+j£sC
o
H
CUR
H
POT
L
CUR
L
POT
C o
R s L s
G o
(c) SHORT Measurement
Z s SHORT
Z
s
= R
s
+ j£sL
s
Figure 3.7