4-21 Section 4 Range and Bearing Measurement Methods
APP A
APP B
[Changing the positons of end points 1 and 2]
1 Set the cursor on the broken-line display section on the end point side to be moved on
one of the index lines 1 to 8.
The shape of the cursor changes to
and when the mouse button is clicked, the position of
end point 1 or end point 2 can be changed.
2 Move the cursor to the bearing to be set.
The position of end point 1 or 2 changes together with the cursor.
3 Click the mouse button.
The position of end point 1 or 2 is fixed.
4.6.5 Displaying lines at equal interval on the left
and right sides of the own ship’s position
(Track mode)
When the operation mode is set to [Track], lines are displayed on both the left and right sides at equal
intervals.
1 Select [Track] from the [Mode] combo box.
2 Select a parallel line cursor group (1 to 4) from the [Group] combo box.
Since in [Track] mode, parallel index lines always form pairs, set in group units.
3 Select [Display].
The selected parallel line cursor group is displayed.
4 Enter the bearing of the parallel index line group in [PI Bearing].
The bearing can also be adjusted by turning the [EBL] dial clockwise/counterclockwise.
When the dial is turned clockwise, the bearing is adjusted in the plus direction, and when
the dial is turned counterclockwise, the bearing is adjusted in the minus direction.
The set value is displayed in the input box.
5 Enter the interval of the parallel index line group in [Interval].
The input range is the PPI radius when PPI is used as the centre for the lines and double the PPI
radius when the PPI is not used as the centre.
Memo
The interval can also be adjusted by turning the [VRM] dial clockwise or anti-clockwise. If
the dial is turned clockwise, the interval value increases and if
anti-clockwise, the interval value decreases.The set value is displayed in the input box.
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