NorthStar 941X Reference Manual page 41

selecting
Phantom Loran
"
Phantom Loran
TDs
Rev. D
ber, however, that these calculated TDs will not match exactly the posi-
tions of previously recorded TD coordinates obtained directly from ac-
tual loran signals. In most areas, errors should not exceed 0.2
microsecond. However, larger errors are possible in areas for which the
941X does not contain accurate, factory-programmed ASF correction
points.
To display Phantom Loran TDs as position coordinates, first select
Phantom Loran as the position source, as described below.
1. Press the STAR key until the USER CUSTOMIZATION screen is
displayed.
2. Press the NAVIGATION OPTIONS menu key. THE NAVI-
GATION SOURCE line will be designated.
3. Press the EDIT menu key.
4. Press the up or down arrow keys to display PHANTOM LRN as the
position source.
5. Press ENTER, then the RETURN menu key.
6. To view your position in Phantom Loran coordinates, press
POSITION.
The Phantom Loran display screen looks like this:
3 — Basic Navigation 3 — Basic Navigation
3 — Basic Navigation 3 — Basic Navigation
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