Agilent Technologies HP 8566B Spezifikationen Seite 96

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16. Harmonic and Intermodulation Distortion Test
.
-
-
-
---
--
---r
2f1-1,
‘I
f
2
212-f,
FREQUENCY
Figure 2-30. Third Order Intermodulation Products
41. Set one synthesizer to 3999.500 MHz, the other to 4000.500 MHz.
42. Connect the output of the power divider to the power sensor as
shown in Figure 2-29.
43. Set RF OUTPUT switch on both synthesizers to the OFF position.
Set output levels of synthesizers according to the procedure of
steps 29 and 30.
44. Connect the output of the power divider to the analyzer input as
shown in Figure 2-29.
45. Key in the following analyzer settings:
CCENTER
FREQUENCY] .................................
.3999.5
MHZ
(FREQUENCY SPAN) ..........................................
.l
MHZ
[REFERENCE LEVEL)
....................................... -20
dBm
46. Press MARKER (OFF), (PEAK SEARCH] and wait for PEAKING!
message to disappear from display.
47. Set (FREQUENCY SPAN) to 2
kHz
and wait for completion of the
sweep.
48. Press MARKER (PEAK SEARCH],
[MKR
-+
REF
LVL).
Wait for
completion of the sweep.
Performance Tests 2-71
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