Understanding The Live Tab; About The Slm Page (Live Tab - Larson Davis SoundAdvisor 831C Reference Manual

For more
LEARN MORE
information, look for specific
Appendix
terms or labels in the
C Glossary.
4.1.1 About the SLM Page (Live Tab Page 1)
FIGURE 4-1
Details of the Live Tab, Page 1
1.
2.
3.
SoundAdvisor Model 831C
by default. This allows you to view the current SPL without disrupting your
measured data.
Press the UP
through the pages on the Live tab.
The labels for sound metrics on the 831C are designated by international
standards. For many displayed values, the frequency and time weighting are
indicated in the name of the metric. For example, L
pressure level measured using the Slow detector. Sound pressure level is
often referred to as SPL.
Depending on which features and options you've enabled, your 831C Live
TAKE NOTE
tabs may differ from those shown in this section.
The Live tab (page 1) presents a recent history of metrics. You can customize
the displayed metrics as shown in.
4.
5.

Understanding the Live Tab

8 2
or DOWN navigation buttons to scroll up or down
1.
This value is the most recently graphed 1 second
value. The frequency weighting for this value, and
possibly the detector, corresponds to the metric you
select from the Live tab pop-up menu.
2.
This value is the metric you choose in the "Any Level"
menu on this tab. The default value is L
metric selected, press
display.
3.
This is the current value from the 1second peak detector.
The frequency weighting (Z in this case) corresponds to your
Peak selection in the "Any Level" menu on this tab.
4.
This time stamp shows the duration of the current
measurement. The time resets when with an auto-store
or a measurement reset.
5.
The graph presents the last 120 seconds of the
measurement.
is the A-weighted sound
AS
. With this
AS
5
and select a new metric to
4-2