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6
Absolute Measurement Examples
4
Note that the source parameters in
NO T E
reference source you are using. To change these values, refer to
continue with
page 192.
5
188
Click the Open button.
•
The appropriate measurement definition parameters for this example
have been pre-stored in this file.
parameter data that has been entered for the Microwave Source
measurement example.)
step 5
below. Otherwise, go to the section
Using
Figure 134
on page 189 as a guide, navigate to the Sources tab.
Enter the carrier (center) frequency of your DUT (5 MHz to 1.6 GHz).
a
Enter the same frequency for the detector input frequency.
Enter the VCO Tuning Constant (see
b
following equation to calculate the appropriate VCO Tuning Constant to
enter for the measurement.
•
VCO Tuning Constant = T x Carrier Frequency, where T= 5E-9
For example, to calculate the Tuning Constant value to enter for EFC tuning
when the center frequency is 18 GHz:
•
(5 E – 9) X (18 E + 9) = 90
c
Enter the Tune Range of VCO (see
d
Enter the Center Voltage of VCO (see
e
Enter the Input Resistance of VCO (see
Table 28
on page 199 lists the
Table 28
on page 199 may not be appropriate for the
"Beginning the measurement"
Table 26
Table 26
on page 189).
Table
26).
Table
26).
Table 26
on page 189, then
on page 189). Use the
Agilent E5505A User's Guide
on
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