1/12 octave + tolerance – NTi Audio XL2 Sound Level Meter User Manual
Page 100

100
1/12 Octave + Tolerance
9
Preset Measurement Time
Adjustment of preset measurement time for single timer
setting.
10
Broadband Results
User-selectable display of broadband results:
A A-weighted broadband sound pressure level
C C-weighted broadband sound pressure level
Z Broadband sound pressure level without any fre-
quency weighting
-
none
11
Readout Frequency
You may select any frequency to read out individual levels.
The selected frequency is indicated by the cursor arrow.
Choose between the following settings:
The cursor follows automatically the highest level,
e.g. tracing feedback frequencies at live sound.
Select the frequency with the rotary wheel
•
.
Press enter
•
.
You may readout any individual frequency.
•
Return to auto frequency with enter
•
.
The cursor returns to the frequency with high-
est level bar.
The cursor read out may be set manually to any
frequency band or wideband level. The read out re-
mains at the selected frequency.
Select the frequency with the rotary wheel
•
.
Press enter
•
.
Select the frequency of interest.
•
Confirm with enter
•
.
The cursor readout
2
displays the measure-
ment results of the selected frequency band.
12
Setting of Test Result Resolution
Set the spectral result display to 1/1, 1/3, 1/6 or 1/12 octave
band resolution as follows:
Turn the rotary wheel
•
to select the parameter
12
.
Press enter
•
to open the selection window.
Turn the rotary wheel
•
to select 1/1 OCT, 1/3 OCT,
1/6 OCT or 1/12 OCT
Press enter
•
to confirm.