Agilent Technologies HP 8566B Especificaciones Pagina 393

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8. Option 857 Amplitude Fidelity Performance Test
‘lhble
5-2.
Log Amplitude Fidelity (10
kHz
RRW;
Option 857)
Frequency
1
2
Fidelity Error
Synthesizer
Calibrated MARKER A Amplitude
(Column 2
-
Column
1:
Amplitude Amplitude
WV
(W
(mm)
Step
+lO
0 (ref)
0 (ref)
0 (ref)
0
-10
-10
-20
-20
-30
-30
-40
-40
-50
-50
-60
-60
-70
-70
-80
-80
-90
Linear
Fidelity
21. Key in analyzer settings as follows:
@iEiET]
................................................
.300
Hz
FREQUENCY
SPAN)
k&TV,
.........................................
.20
kHz
...................................................
10kHz
22. Set the frequency synthesizer for an output power level of + 10
dBm.
23. Press SCALE LIN pushbutton. Press MARKER
[PEAK
SEARCH],
(j-1
to center the signal on the display.
24.
Set
[FREQUENCY
SPAN)
to 0 Hz and
[VIDEO]
to 1 Hz. Press (SHIFT_),
m
(resolution bandwidth), MARKER
a.
25. Decrease frequency synthesizer output amplitude by 10
dB
steps,
noting the MARKER A amplitude and recording it in column 2 of
Table 5-3.
‘Ihble
5-3. Linear Amplitude Fidelity
Frequency MARKER A
Allowable Range
Synthesizer Amplitude
(f3%
of Reference Level)
Amulitude
(dm
(dm
1
bm)
1
-
. .
Min
l&%X
0
-10.87 -9.21
-10
-23.10 -17.72
Option 857 5-5
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