Agilent Technologies 8719ES User Manual page 182

Making Mixer Measurements (Option 089 Only)
Isolation Example Measurements
Isolation is dependent on LO power level and frequency. To ensure good test
NOTE
results, you should choose these parameters as close to actual operating
conditions as possible.
5. Make the connections as shown in
Figure 2-36 Connections for a Response Calibration
6. Perform a response calibration by pressing
.
THRU
7. Make the connections as shown in
Figure 2-37 Connections for a Mixer RF Feedthrough Measurement
8. Connect the external LO source to the mixer's LO port.
9. The measurement results show the mixer's RF feedthrough.
2-48
Figure 2-36.
Cal CALIBRATE MENU
Figure 2-37.
RESPONSE