Agilent Technologies 8753ET User Manual page 155

Making Mixer Measurements
Phase or Group Delay Measurements
Model Number
Mini-Circuits
ZFM-4
1. Set the LO source to the desired CW frequency of 1000 MHz and power level to 13 dBm.
2. Initialize the analyzer by pressing
3. Set the analyzer's LO frequency to match the frequency of the LO source by pressing:
System INSTRUMENT MODE
FREQUENCY: CW
4. From the front panel of the analyzer, set the desired receiver frequency and source
output power by pressing:
Center 300
Span 100
PWR RANGE MAN
Power 0
5. Connect the instruments as shown in
mixer (ZFM-4) between PORT 1 and PORT 2.
CAUTION To prevent connector damage, use an adapter (part number 1250-1462) as a
connector saver for R CHANNEL IN.
2-34
Useful Frequency
Range
dc to 1250 MHz
Preset
FREQ OFFS MENU LO MENU
1000 M/µ
M/µ
M/µ
x1
Figure
Group Delay
0.6 ns
.
2-24, placing a broadband "calibration"