Normalized Octave Band - Larson Davis SoundAdvisor 831C Reference Manual

4.4.5 Normalized Octave Band

FIGURE 4-13 Overall Tab: Normalized Octave Bands
Highlight the bands to
change the selected
frequency by using the
left and right arrow keys
5
Press to jump to Ref,
Set Reference, and back
to Octaves
SoundAdvisor Model 831C
Similar to the Octave Bands pages in display, normalized band
numerical values of the highlighted band. The data is then normalized
using a Spectral Ln indicated in a setup.
Table 4.3 Reference Spectra Options
User Defined
Positive Frequency Weighting
Negative Frequency Weighting
In the case that the frequency components are too small or large, use
the Adjust Graph function described in "Adjust Graph Scale" on page 4-
19.
Overall Displays
The user defined
references are determined
by navigating Tools Menu
System Properties
Reference Spectra
Set Spectra by selecting
Set Reference after making
changes to the weighting
and reference.
1 2 3 4
A C
-A -C
4-11