HP 8591C Manual do Utilizador Página 145

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Using Spectrum Analyzer Features
learn About the Analog+ Display Mode
11:41:05
JUL 29, 1993
fP
REF 48.8
dBmV
AT
i0
dB
OSP LINE
ON
OFF
Llmlt
Lines
More
1
of
2
START 0 Hz
STOP 1.500 GHL
RES
BW
3.0 MHz
uew
I IHZ SWP 30.0
rnS,C
T
Figure 3-9. Analog+ Display Mode
Example: Use the analog+ display mode to look at the calibrator signal.
1. Connect the CAL OUT signal to the cable TV analyzer’s INPUT 75
0.
Press
(FEET],
(FREQUENCY), START
FREQ
0 (Hz), STOP
FREQ
1.5
IGHz).
2.
Press
(jj)
and ANALOG+ ON OFF (ON) to turn on the analog+
display mode. Use the knob, step keys, or the data entry keys to change
the DOT DENSITY.
3. Press
m
to activate a marker and use the knob to move it.
4.
Press
(j-1.
Then press ANALOG+ ON OFF to underline OFF to turn
the analog+ display off.
3-53
-
NOTE
Limit lines can be used to test data on an analog+ display, but they cannot be displayed.
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