To use delayed sweep
You can use the delayed sweep window to locate and horizontally expand
part of the main sweep for a more detailed (high-resolution) analysis of
signals. The following steps show you how to use delayed sweep. These
steps are similar to operating the delayed sweep in analog oscilloscopes.
1
Connect a signal to the oscilloscope and obtain a stable display.
2
Press
Main/Delayed
.
3
Press the
Delayed
softkey.
HP 54645D Showing Delayed Sweep
Delayed-sweep
indicator, time
reference
center
Time/Div
for delayed
sweep
Time/Div for
main sweep
These markers
define the beginning
and end of the
delayed sweep
window
Select main or
delayed sweep
Set trigger position
in acquisition
memory
Main sweep
window
Delayed sweep
window
Figure 5-1
Making Measurements with HP 54645A/D Oscilloscopes
To use delayed sweep
5-4
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