VSHD Exciter Technical Instruction Manual
Page 3-9
Section 3 Operation
Issue 2.0
Figure 3-8: Presets Page – Other Settings tab
Other Settings tab changes/additions (see Figure 3-8):
-
Pilot Level:
enter value between 6 and 12 % (typically 9 %). This level is added
to the composite baseband signal.
-
Pilot 1 PPS Sync:
select Enabled or Disabled.
-
Pilot Sync Phase:
if Pilot 1 PPS Sync is enabled, enter value between 0
and 360 degrees (typically 0 degrees).
-
Audio Delay:
select Enabled, then enter value in the allowable range of 0 to
12000 ms. Default is 0. Audio Delay is used to time align the receiver output of
decoded analog and digital audio signals.
-
Mod Loss Timeout:
select Enabled or Disabled, as required. If Enabled is
selected, the following sub-fields will appear:
-
Action
: select the action to take on the loss of a modulating signal
post the timeout period. Select Alarm Only (no resulting action), RF
Inhibit (inhibits the RF output and fans until the audio returns) or
Change Preset (changes the active preset).
-
Mod Loss Preset:
displayed only if Action is set to Change Preset.
Select the preset from the drop down list that will activate upon the
loss of a modulating signal, post the timeout period.
-
Timeout Minutes:
sets the delay, in minutes, between modulation
loss detection and the resulting action. Enter a value in the allowable
range of 0 and 255 minutes.
