502 Keysight NFA Series Noise Figure Analyzers Service Guide
Functional Tests
Amplitude Accuracy at 50 MHz
Figure 17-4 Amplitude Accuracy Test Setup
Procedure
1. Zero and calibrate the power meter.
2. Configure equipment as shown in Figure 17-4, with the power splitter
connected directly to the signal analyzer input through the adapter.
3. If the auto alignment for the analyzer has not been performed within the
past 24 hours, press System, Alignments, Align Now, Align Now All to
perform the auto alignment routine.
4. Press MODE/MEAS. Select the Spectrum Analyzer mode, Swept SA
measurement, and Normal view. Press OK. Press Mode Preset.
5. Set up the synthesized sweeper by pressing:
CW, 50, MHz
Power Level, -4, dBm
RF (On)
6. Set up the signal analyzer by pressing:
Input/Output, Freq Ref Input, Freq Ref Input External
FREQ, Center Frequency, 50, MHz
Span, 2, MHz
To minimize stress on the test equipment connections, support the power
sensor.
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