Agilent Technologies N9010A, Manual

Page: 98 / 107

98 Chapter 13
Using Option BBA Baseband I/Q Inputs
Baseband I/Q Measurement Overview
C. Input a
Skew
value in seconds.
D. Set up the I Probe by pressing
I Probe
a. Select probe
Attenuation
b. Calibrate the probe. Press
Calibrate...
to start the calibration
procedure. Follow the calibration procedure, clicking
Next
at the
end of each step.
Step 6. If you have set the I/Q Path to
I+jQ
or to
Q Only
, press
Q Setup
A. Select whether
Differential (Balanced)
inputs is
On
or
Off.
B. Select the input impedance,
Input Z
.
C. Input a
Skew
value in seconds.
D. Set up the I Probe by pressing
I Probe
a. Select probe
Attenuation
b. Calibrate the probe. Press
Calibrate...
to start the calibration
procedure. Follow the calibration procedure, clicking
Next
at the
end of each step.
Step 7. Select the reference impedance by pressing
Reference Z
, and inputting a
value from one ohm to one megohm. The impedance selected is shown
at the top of the measurement screen.
Step 8. If you using cables that were not calibrated in the probe calibration
step, press
I/Q Cable Calibrate...
Follow the calibration procedure,
clicking
Next
at the end of each step.
Step 9. After completing the baseband IQ setup procedures, make your desired
measurement.