HP 8591C Manuel d'utilisateur Page 248

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I
-
I
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Making Measurements Using Spectrum Analyzer Mode
Using the Time-Gated Spectrum Analyzer Capability Without the Gate Utility (Option 107 only)
4.00
V/dIV
offset:2.062
v
,.000:1
dc
Figure
5.24.
Placing the Gate Output During the Second Signal
Item
Description of Items in Figure 5-24
1
Output from pulse generator 1.
2
Output from pulse generator 2.
3
Pulsed RF signal input to the spectrum analyzer.
4
Gate output from time-gated capability. Notice that the gate output is directly below signal 2.
10. Set the resolution bandwidth to a value that is greater than 2 divided by
the gate delay (110 ps) minus the signal delay (85
ps).
The resolution
bandwidth should be set to greater than 2 divided by 25
ps,
or greater
than 80
kHz.
Press
Isw_l,
RES
3W
, 100
m.
5-48
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