Multiple Responses - HP 8566B Adjustment Manual

17. Image, Multiple, and Out of Rand Responses Test
2-76 Performance Tests
9. Repeat steps 4 through 9 for all remaining
and synthesized sweeper settings in Table 2-20. Steps 4 through 8
need only be done once for each
10. Set the synthesized sweeper for an output CW frequency of
5700.000 MHz.
11. Key in the following analyzer settings:
FREQUENCY
( ]
REFERENCE LEVEL
12. Press MARKER
disappear from display. Press MARKER (jj].
13. Change
SPAN
sweeper output power level to place peak of signal trace at the
top CRT graticule line.
14. Press MARKER a]. Using the DATA knob, determine
amplitude of the spurious response and enter the result in
(
15. Change
CENTER FREQUENCY
response at the center frequency should be below the m),
SWEEP (CONT)' display line (s-70 dBc).
Multiple response at 2.36790 GHz
16. Press
17. Set the synthesized sweeper output CW frequency and analyzer
( )
according to Table 2-21. Before checking the
CENTER FREQUENCY
amplitude of the multiples for a given signal frequency, set the
input signal amplitude by the procedure of steps 11 through 14.
I
5700.000
I
I
6000.000
I
12000.000
13000.000
15000.000
(
(
CENTER FREQUENCY
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
)
and wait for PEAKING! message to
PEAK
]
to 5 kHz. Adjust the synthesized
)
to 2.36790 GHz. The multiple
STP
Displayed S purious
Measured
2.68930
1.18930
8.107133
8.535667
1.06790
1.9107
0.53395
10.107133
10.535667
]
CENTER FREQUENCY
)
setting.
5.7 GHZ
the
Maximum
- 7 0
-50
- 7 0
- 7 0
-45
-45
-45
- 6 0
- 6 0