
WaveSurfer 3000 Oscilloscopes
S
ET
U
P
S
EQUENCE
M
ODE
When setting up Sequence Mode, you define the number of fixed-size segments acquired in single-shot mode (see the
instrument specifications for the limits). The oscilloscope uses the sequence timebase setting to determine the capture
duration of each segment. Along with this setting, the oscilloscope uses the number of segments, maximum segment
length, and total available memory to determine the actual number of samples or segments, and time or points.
1. From the menu bar, choose
Timebase > Horizontal Setup...
.
2. Choose
Sequence Sampling Mode
.
3. On the
Sequence tab
under Acquisition Settings, touch
Number of Segments
and enter a value.
4. To stop acquisition in case no valid trigger event occurs within a certain timeframe, check the
Enable Timeout
box,
then touch
Timeout
and provide a timeout value.
NOTE
: While optional, Timeout ensures that the acquisition will complete in a reasonable amount of time and control
of the oscilloscope will return to the operator/controller without having to manually stop the acquisition.
5. Touch the one of the
front panel Trigger buttons
to begin acquisition.
NOTE
: Once acquisition has started, you can interrupt it at any time by pressing the
Stop
front panel button. In this
case, the segments already acquired will be retained in memory.
V
IEW
S
EGMENTS
I
N
S
EQUENCE
M
ODE
When in Sequence Mode, you can view individual segments easily using the
Zoom dialog
. The Zoom trace defaults to
Segment 1. You can move to later segments by changing the values in
First
segment to display and
Num
(ber) of
segments to display at once.
TIP
: By changing the Num field value to 1, you can use the front panel Adjust knob to scroll through each segment in
order.
Channel descriptor boxes indicate the total number of segments acquired. Zoom descriptor boxes show the number of
segments displayed. As with all other Zoom traces, the zoomed segments are highlighted on the source trace.
Use the
to change the scale factors of the trace.
32
923648 Rev A
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