Big Digit Sound Level - Larson Davis SoundAdvisor 831C Reference Manual

While on this page,
TRY THIS
5
press the key, select a new
parameter and look where
the data is displayed.
User-Selected Parameter
FIGURE 4-2 User-Selected Menu

4.3.2 Big Digit Sound Level

FIGURE 4-3 Live Tab: Big Digit Display Page
Current value
Frequency weighting and
detector defined from the
setup, and updated once
per second.
Date
SoundAdvisor Model 831C
possibly the detector, will correspond to those selected in setup for the
RMS value.
The 2nd numerical level display, L
user-selected parameter. The default value is L
value is described in "User-Selected SLM Parameter" on page 5-3.
The 3rd numerical level displayed, L
measurement from the 1s peak detector. The frequency weighting will
correspond to that selected in setup for the peak value.
To select which sound level parameter is to be used for the 2nd
numerical value displayed, press the 5 to open the menu.
The big digit display is the easiest to observe both the instantaneous
sound level and if the sound exceeds a trigger level that the user
defines.
Live Displays
in this example, corresponds to a
Aeq
. The selection of this
AS
in this example, is the current
Zpeak
The SPL1 Trigger Level
will turn orange when
exceeded
Peak exceedance will
gray out if it is under
range
Current time on the
meter
4-3