Model 90 Quantifier Sound Level Meter
Page 45
Broadband Measurement
Key Press
Display
Comments
The User Metric setting of the
instrument determines if the unit
stores LAE, LAIeq,t or LAFTeq.
If the unit was in Overload or
Under-Range during the
measurement this is indicated on
the screen.
The whole measurement duration
is displayed on the screen when
the Time History data is reviewed.
1:1 Octave Band Measurements
Key Press
Display
Comments
The graphical display of the 1:1
Octave Band measurement is
shown with the measurement
range shown on the left hand
scale.
