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Making Mixer Measurements (Option 089 Only)
Conversion Compression Using the Frequency Offset Mode
8. Make the connections as shown in Figure 2-29.
CAUTION To prevent connector damage, use an adapter (part number 1250-1462) as a
connector saver for R CHANNEL IN.
Figure 2-29 Connections for the Second Portion of Conversion Compression
Measurement
9. To set the frequency offset mode LO frequency, press:
10.To select the converter type, press:
11.To select a low-side LO measurement configuration, press:
In this low-side LO, up converter measurement, the analyzer source frequency is offset
lower than the receiver frequency. The analyzer source frequency can be determined from
the following equation:
receiver frequency (800 MHz) − LO frequency (600 MHz) = 200 MHz
System
INSTRUMENT MODE
FREQ OFFS MENU
LO MENU
FREQUENCY:CW
600
M/µ
RETURN
UP CONVERTER
RF>LO
FREQ OFFS ON