Before You Start - Larson Davis SoundAdvisor 831C Reference Manual

7.1 Before You Start

7.1.1 Positioning the 831C
FIGURE 7-1 Optimal Hand Held Position (Free-Field Mic)
SoundAdvisor Model 831C
Before performing a measurement, follow these steps to ensure the measurement is
performed properly:
Each step has a link to the first 6 Modules in the manual, and if read
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through, will lead to optimal performance of the 831C.
Step 1.
Connect preamplifier and microphone to the 831C. For complete instructions,
see 2.1.2 "Connecting the Preamplifier to Meter" on page 10.
Step 2.
Power the meter On
Off" on page 15.
Step 3.
Navigate to Tools
for your measurement. For complete instructions, see 6.2 Creating a Custom
Setup File On the Meter.
Step 4.
Calibrate the meter. For complete instructions, see 5.4 Calibrating Your
SoundAdvisor 831C.
The best position for sound recording is to mount the 831C on a tripod. If held in hand,
position your body away from and on an angle to the meter to minimize interference of the
sound field at the microphone resulting from body reflections. The microphone should be
angled away from the body.
If using a free-field microphone like the 377B02, the meter should be "pointed" at the
sound source being measured.
0
. For complete instructions, see 2.2.4 "Powering On or
3

Setup Manager and indicate or check all values desired
Sound Source
Before You Start 68