Larson Davis SoundAdvisor 831C Reference Manual page 77

FIGURE 7-4 Using 831C Back Erase
1.
FIGURE 7-5 Back Erase
1.
FIGURE 7-6 Back Erase In the Resulting Time History Data
SoundAdvisor Model 831C
Back Erase on the Session Log
The session log displays a Back Erase line entry to indicate data has been erased as shown
in Figure 7-5.
Back Erase in the Time History Record
When you use the back-erase feature, time history resumes at the time the measurement
resumes. In the resulting Time History data log, the back-erased period is marked as a
record type as shown in Figure 7-6.
1.
Use Back-Erase by pressing the middle softkey
/*/
( ). This erases the last 10 seconds. To erase only
5 seconds, choose Undo (
2.
when it appears.
2.
To close Back Erase, press Run
7
Stop to end the measurement.
1.
The back-erase icon appears in the Session
Log when a segment of the measurement is
erased during a pause.
2.
The Time History record where back erase is
applied is shown near the bottom of the screen.
2.
Performing the Measurement
/*/
), then select Back-5s
9
to resume, or
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