Radar Video Displays - Raytheon NSC 18 User Manual

2.3.2

Radar video displays

2.3.2.1 Ship heading marker
When the button is pressed, only the ship heading marker (SHM) display is
turned OFF, enabling the operator to view a target that is obscured by the
heading line.
When the button is released, the heading line is turned ON again.
2.3.2.2 Relative Motion
The RM (
mode for radar video presentation. Position the cursor on the toggle field and
press the trackball button. Select the preferred motion.
General
Left
If Relative Motion is selected, your own ship is stationary and all other objects,
including land masses, buoys, ships at anchor and ships in motion, move with
the correct relative speed and course.
In this case Relative Motion provides two special settings linked to the TRAILS
toggle field (see chapter 2.3.6.2).
The following figures show the differences in the radar video.
Relative Motion
Edition: 14.JAN.2005
Operator Manual
, Relative Motion
(R)
), RM ( ), TM legend in the upper left of the display shows the current
R T
RM (R) for relative motion and relative trails
RM (T) for relative motion and true trails
NSC 18
RADAR
, True Motion
(T)
2−35
R
Raytheon Marine GmbH
Germany
3748DOC020102