
OUT
©-
REF
SOURCE
RF SPECTRUM ANALYZER
OR POWER METER
Figure
2-12. R
Port Power Setup Diagram
HP 3048A
+ 15
.6
35
:?
11
.06
.035
->r->
C
o
-t-Jy—-.
V)
TJ
C
D
O
»-
u
^
>
*•&
-K*
<D
(D
Q
.02
■120 -130
140
-150 -160 -170 -180
L Port Signal Level
Is Assumed
to be
Appropriate
for the
Phase Detector
Approximate Phase Noise Floor (dBc/Hz)
f> 10 kHz
Note:
This relationship assumes
a 9 dB
conversion loss
in the
Phase Detector.
Figure
2-13.
Estimate
of
Phase Detector Constant
for a
Given
R
Port Input Level
Calibr Process:
$N
w/PLL
2-45
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