User`s guide

2-16
Making Mixer Measurements (Option 089 Only)
Conversion Loss Using the Frequency Offset Mode
The LO menu is used to set only the LO CW frequency. All other settings apply when
using the HP/Agilent 8625A external source.
2. To select the converter type and a high-side LO measurement configuration, press:
3. Turn on frequency offset operation by pressing:
Notice in this high-side LO, down conversion configuration, the analyzer's source is
actually sweeping backwards, as shown in Figure 2-12.
The measurement setup diagram is shown in Figure 2-13. Note the RF frequency
values are shown in this illustration.
Figure 2-12 Diagram of Measurement Frequencies
Figure 2-13 Measurement Setup from Display
RETURN
DOWN CONVERTER
RF < LO
FREQS OFFS ON