Measurement With Electronic Bearing Line And Variable Range Marker [Ebl] [Vrm] - JRC JMA-5312-6 Instruction Manual

4.2.2 Measurement with Electronic Bearing Line and Variable
Range Marker [EBL] [VRM]
Procedures 1
2
3
4
EBL1
270
Press the [EBL1] key.
The display in the EBL1 adjustment (upper right of the display ⑤ on page 2-19) will
be highlighted, and EBL1 will be shown with a dotted line on the PPI display.
Move the EBL1 to the target by turning the [EBL] dial.
The EBL1 bearing will be shown in the EBL1 bearing (upper right of the display on
page 2-3).
The EBL1 bearing is the bearing of the target.
Press the [VRM1] key.
The display in the VRM1 adjustment (upper right of the display ⑥ on page 2-19)
will be highlighted, and VRM1 will be shown with a dotted line on the PPI display.
Move the VRM1 to the target by turning the [VRM] dial.
The range of VRM1 from the own ship's position will be shown in the VRM1 range
(upper right of the display on page 2-3).
0
45.0°
5.00NM
Own ship's position
180
Target
90
VRM1
Bearing and range from the
own ship's position to target in this figure:
True bearing 45.0 °
Range
4-19
5.00 NM