Measurement By Trackball - JRC JMR-611 Instruction Manual

4.1

MEASUREMENT BY TRACKBALL

Procedures 1 Make sure of the target echoes on the radar display.
2 Move the CURSOR mark to a target by the trackball.
The
range is a distance from own ship's position.
270
CURSOR on the radar display indicates the bearing and range of the target. The
45.0°:
3km:
0
Target
Own Ship
180
Figure 4.1
4-1
4.3 MEASUREMENT BY EBL AND VRMS
True bearing of the cursor relative to own ship
Range between the cursor and own ship
45°
3km
90


Cursor
4