Agilent Technologies NFA Series, Performance Verification And Calibration Manual

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Chapter 2 53
Test Descriptions
Noise Source Supply Accuracy
Test Setup
Figure 2-13 Equipment setup for Noise Source Supply Accuracy test
Test Procedure
NOTE Throughout the Noise Source Supply Accuracy Test Procedure the term ‘the Test
Record’ refers to the Noise Source Supply Accuracy Test Record detailed in the
relevant Appendix for the model number being tested.
Step 1. Connect the equipment as shown in Figure 2-13.
Step 2. Select the DC range on the digital multimeter (press
DCV
in the
FUNCTION/RANGE
menu).
Step 3. Ensure that the preset is set to factory settings (press the
System
key, then
More
,
Power On (Preset)
and
Preset (Factory)
).
Step 4. On the NFA press the
Preset
key and wait for the routine to finish.
Step 5. Set sweep to single (press
Sweep
,
Sweep Mode: single
).
Step 6. Set the noise source off (press the
System
key, then
More
,
More
and
Service
. Press
Enter Password
then enter the service password
-2010
. Press
Enter
then
Service
and
Noise Source Off
).
Step 7. Enter the digital multimeter reading into the Test Record as the Noise Source Supply
Off measurement.
DIGITAL
MULTIMETER
NOISE
FIGURE
ANALYZER
BNC Cable
+28V Noise
Source Supply
Adapter on
(2 Wire) HI/LO