Operator`s manual

Audio (AVM-510A)
8-2
Audio Reference Levels
The AVM-510A lets you set an audio reference level (see Figure 8-1). The audio meter indicator turns
yellow above the 0 reference mark and red when the level exceeds 8 dBu above this set reference
mark. The horizontal marks in the audio meter represent 10 dBu increments. Note that the dBu unit
is the same as dBm.
To change the audio meter reference level:
1. Press the Mesmnt button to access the Measurement menu.
2. Select AUDIO OPTIONS and then press the Enter button.
3. Select REF LEVEL dB and then turn the knob to set the appropriate level for the reference marker.
4. Press the Clr Mnu button to exit.
Figure 8-1. Audio Reference Levels Display