Furuno NAVNET 1833 - Manual (Page 46)

2. RADAR OPERATION
2-12
2.10.2 Measuring range by cursor
Operate the trackball to place the cursor intersection on the inside edge of the
radar target. The range to the target, as well as the bearing, appears to the right
of “+” at the bottom of the display.
.250/ 319.9 ° M .125nm
SP
H-UP
+
4.3 ° R
0.280nm
SIGNAL
PROC.
RADAR
DISPLY
NAV
FUNC
TARGET
ZOOM &
D. BOX
Cursor
Target
Bearing and
range from own
ship to cursor
position
How to measure range to a target with the cursor