Com-Power CDN M, Instruction Manual

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P
P
a
a
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2
2
2
2
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3
3
8
8
I
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N
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T
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R
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U
U
C
C
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T
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I
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N
N
M
M
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L
L
C
C
D
D
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M
M
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C C O O U U P P L L I I N N G G / / D D E E C C O O U U P P L L I I N N G G N N E E T T W W O O R R K K S S ( ( C C D D N N s s ) )
SECTI ON 5 -
CALIBRATION OF ELECTRICAL PERFORMANCE PARAMETERS
1912 1 E l T o ro R d ● Si l vera do, Ca lifo rni a 9 26 76 ● (9 49) 459 -96 00 ● co m-p o wer. com
Rev072518
5
5
.
.
2
2
C
C
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V
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F
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The voltage division factor of a CDN is the difference between the voltage level
injected into RF port of the CDN, and the voltage measured at the output of the
150
Ω to 50 Ω adapter connected to the EUT port of the CDN. See Equation 1.
E
E
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1
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-
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C
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N
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V
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D
D
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A typical setup for equipment normalization and measurement of the voltage
division factor is illustrated in Figure 5.
F F i i g g u u r r e e 1 1 0 0 – – N N o o r r m m a a l l i i z z a a t t i i o o n n a a n n d d M M e e a a s s u u r r e e m m e e n n t t S S e e t t u u p p f f o o r r C C D D N N V V o o l l t t a a g g e e D D i i v v i i s s i i o o n n F F a a c c t t o o r r