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8
Residual Measurement Fundamentals
Calibration Options
Procedure
Figure 8-11 Measuring Power from Splitter
Table 8-4
Acceptable Amplitude Ranges for the Phase Detectors
Phase Detector
50 kHz to 1.6 GHz
Ref Input (L Port)
Signal Input (R Port)
+
15 dBm
0 dBm
to
to
+
+
23 dBm
23 dBm
* Agilent 70420A Phase Noise Test Set Options 001 and 201
8-16
E5500 Phase Noise Measurement System Version A.02.00
Disadvantages:
G
It requires two RF sources, separated by.1 Hz to 50 MHz at the
phase detector. The calibration source output power must be
manually adjusted to the same level as the power splitter output
it replaces (requires a power meter).
1
Connect circuit as per
2
Measure the power level that will be applied to the Signal Input
port of the Agilent 70420A's Phase Detector.
acceptable amplitude ranges for the Agilent 70420A Phase
Detectors.
1.2 to 26.5 GHz
Ref Input (L Port)
+
7 dBm
to
+
10 dBm
3
Measure the output power at the side of the power splitter where
the calibration source will be substituted, then terminate in 50
ohms. See
Figure
8-12.
Figure
8-11, and tighten all connections.
*
Signal Input (R Port)
0 dBm
to
+
5 dBm
Document Part No. E5500-90024 Ed. 1.0
Table 8-4
shows the
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