Nautel NX50, Operation And Maintenance Manual, Page: 77 / 166

NX50 Operations and Maintenance Manual Operating the transmitter
Issue 3.3 2016-02-08 Page 2-59
Preset examples - IBOC preset with analog backup
1. Set two presets similar to the two previous examples.
2. Under
Audio Loss
, set Mod Loss Timeout to Enabled . Several other selectable fields will
appear.
3. In the Action field, select Change Preset from the drop-down list. The Mod Loss Preset field
will appear.
4. In the Mod Loss Preset field, select the desired preset from the drop-down list. This is the
preset that will activate upon a modulation loss.
5. Set the remaining mod loss timeout fields. See "Audio Loss", on page 2-55 .
6. Save the preset with the desired name (new or existing). See "Editing or Creating Presets",
on page 2-50 .
Preset examples - DRM preset
1. Enter Output Power field with desired power level.
2. Set Overall Mode to DRM .
3. Under
Digital Settings:
– set
Data Source
as required (
AES 1
or
AES 2
).
– set
DRM Bandwidth
as required.
– set the
AES Input Level
for the selected data source to the appropriate level for the
DRM modulator.