Larson Davis System 824 Training Manual

2/19/98 Log - Logging Sound Level Meter (Option 01) 6-37
The choices are “Yes” or “No”. Use u or d to high-
light your “No”.
Step 18 Then press c to enter this choice.
“Interval Threshold” lets you select
a threshold or level for calculating an
Interval TWA (Time Weighted Aver-
age). Only sound pressure levels
above the threshold will used in the
TWA computation.
Press u or d to highlight “Interval Threshold”.
Step 19 Press c (or r) to enter the “Interval
Threshold” menu.
The u and d arrow keys increment through the
Interval Threshold values, while l and r toggles
between the different numeric fields. For now, let’s
enter a threshold of “000”After you have chosen this

Larson Davis System 824 Specifications

General

Brand	Larson Davis
Model	System 824
Category	Measuring Instruments
Language	English