Microphones And Preamplifiers; Displays And Icons - Larson Davis SoundAdvisor 831C Reference Manual

2.4 Microphones and Preamplifiers

For information
LEARN MORE
on using the SoundAdvisor
with the PRM2103
preamplifier, see the
PRM2103 Manual.

2.5 Displays and Icons

Live Main Screen
FIGURE 2-4
OBA Overload or
Under Range icon
Tools menu
Pages can be
accessed using the
up and down
Data display
SoundAdvisor Model 831C
The following microphone preamplifier is used with the SoundAdvisor:
• PRM831 1/2" Microphone Preamplifier
The following microphone are the most commonly used with the
SoundAdvisor:
• 377B02 1/2" Free Field Microphone with nominal sensitivity of
50 mV/Pa
• 377C20 1/2" Random Incidence Microphone with nominal
sensitivity of 50 mV/Pa
• 377C01 1/4" Free Field Microphone with nominal sensitivity of
2.16 mV/Pa (ADP043 adaptor required)
• 377C10 1/4" Pressure Microphone with nominal sensitivity of 1
mV/Pa (ADP043 adaptor required).
The SoundAdvisor has a full-color, back-lit LCD touchscreen. The color
theme can be changed to dark or light from System Properties. See
"System Properties" on page 9-1.
When the SoundAdvisor is first powered ON, the Live screen is
displayed. When a measurement is in progress, the display is similar to
Figure 2-4 Live Main Screen.

Microphones and Preamplifiers

Run time of current
measurement
Measurement status
Measurement
name of current
running
Session log,
Overall, and other
tabs can be
accessed using the
right and left
softkeys
2-6