Agilent Technologies NFA Series, Performance Verification And Calibration Manual

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44 Chapter 2
Test Descriptions
Frequency Accuracy
Step 12. Perform the frequency accuracy calculations either using a spreadsheet such as
Microsoft
®
Excel (see page 49), or manually (see page 50).
Step 13. Repeat steps 4 to 12 above for the remaining frequencies, spans and bandwidths as
listed in the data into the Test Record. Ensure the measured values are within its
published specification.
Step 14. Reset the IF Gain (press the System key, then More , More , and Service . Enter the
service password -, 2, 0,1 ,0 press Enter , Service and then press IF Test and Fixed IF
Gain (Off) .
NOTE
The DSP bandwidths are verified at the narrowest bandwidth only. This is due the
fact that they use digital sample processing (DSP), therefore it is only necessary to
verify the narrowest bandwidth.