Agilent Technologies E1401-90493 Manual de usuario Pagina 361

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Chapter 2 361
Performance Verification Tests
46. Tracking Generator Harmonic Spurious Outputs: Agilent E4402B, E4403B, E4404B,
E4405B, E4407B, and E4408B (Option 1DN)
Figure 2-66 Harmonic Spurious Outputs Test Setup
NOTE Complete this step only if more than 24 hours have elapsed since
performing a front-panel calibration of the microwave analyzer.
The microwave analyzer should be allowed to warm up for at least 5
minutes before proceeding.
Complete a front-panel calibration of the microwave analyzer by
performing the following steps:
a. Preset the microwave analyzer.
b. Connect a BNC cable between CAL OUTPUT and 50
Input.
c. Press
CAL, REALIGN LO & IF.
d. Set
FREQUENCY, 300 MHz.
e. Set
SPAN, 20 MHz.
f. Set
AMPLITUDE, –10 dBm.
g. Press
PEAK SEARCH.
h. Press
CAL, REF LVL ADJ and use the ⇑ ⇓ arrows to adjust the DAC
value to a marker amplitude reading of
10 dBm. Press
STORE REF LVL.
i. Disconnect the BNC cable from between the CAL OUTPUT and
50
Input.
2. Press
Preset on the analyzer. Press the Factory Preset softkey, if it is
displayed.
3. Set the analyzer under test by pressing the following keys:
FREQUENCY, 10 MHz
SPAN
, Zero Span
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