NMS044 Reference Manual Rev E
Calibrate
3-8
3.7 Calibrate
TAKE NOTE
For best results,
use Larson Davis Precision
Acoustic Calibrators and
Larson Davis Microphone-
Preamplifiers.
Refer to your calibrator and microphone-preamplifier product manuals
for specific requirements in performing the acoustic calibration.
TAKE NOTE
It is recommended
to perform a calibration after
the system is deployed.
Step 1
Holding windscreen and birdspike together, unscrew the
assemblies until they come apart.
Step 2
Place the calibrator over the microphone. Apply it
carefully to avoid sudden large pressure changes to the
diaphragm.
Step 3
Navigate
Tools
Calibrate
on the meter.
Step 4
Select the calibrator and click the
Edit Settings
button if
the calibrator settings need to be modified. Ensure that
the settings correspond to those described in the manual
for the selected calibrator.
Step 5
Turn calibrator on.
Step 6
Click the
Do Calibration
button on the meter.
FIGURE 3-11
Acoustic Calibration
