Configuration and Operations
LD900 Installation and Oper ations M anual
40
Source Antenna
The LD900 can be configured to use just combined L-band and GNSS or L-band only antenna.
Source
Antenna
can be set to use the RF connector
L-band
or
GNSS1
by clicking on
Edit
and using the arrow keys
and tick to select
L-band
or
GNSS1
as required, followed by tick. Setting the option to
GNSS1
will allow for
combined tracking of L-band and GNSS through the antenna. Then use the arrow keys to select
Apply
, right to
select
Yes
and tick to apply the change:
HDR Mode
HDR Mode
is set to
Off
by default but
can be set to
On
to assist with L-band tracking when potential
interf erence sources are present. HDR Mode uses signal processing to dampen potential sources of RF
distortion, at the cost of increased CPU usage. It is recommended that if any L-band tracking issues are
observed (intermittent, low or no signal) this option is enabled. To turn
HDR Mode
Off or On select
Edit
and use
the arrow keys to select
On
or
Off
as required, followed by tick. Then use the arrow keys and tick to select
Apply
, right to select
Yes
and tick to apply the change:
4.6.2.2
Configuration > Corrections > MF
MF Mode
allows the user to select either
Auto
(default) or
Manual
MF tracking. When set to
Auto
the highest
quality signal detected from a local MF beacon station will be tracked. When set to
Manual,
the user will be
prompted to enter a frequency and data rate. To configure
MF Mode,
click on
Edit
and using the arrow keys
select
Auto
or
Manual
as required followed by tick. Then use the arrow keys and tick to select
Apply
, right to
select
Yes
and tick to apply the change.
