Lowrance electronic lra-2400 用户手册
3
Basic Radar Display Components
Your unit has three electronic bearing
lines and three variable range markers.
An enlarged example of EBLs and
VRMs is on the next page.
Radar
Cursor Boxes
Cursor Boxes
Display
mode
mode
Range
Range Ring Interval
Echo Trail
status
status
Anti-Rain
Clutter
Clutter
Anti-Sea
Clutter
Clutter
Radar Echo
Expansion
status
Expansion
status
Interference
Rejection
status
Rejection
status
Gain level
Electronic Bearing Line position
for EBLs 1, 2 and 3. Highlighted
in white, EBL 2 is the active bear-
ing line.
for EBLs 1, 2 and 3. Highlighted
in white, EBL 2 is the active bear-
ing line.
Variable Range Marker position
for VRMs 1, 2 and 3. Highlighted
in white, VRM 2 is the active
range marker.
for VRMs 1, 2 and 3. Highlighted
in white, VRM 2 is the active
range marker.
Electronic
Bearing
Lines
Bearing
Lines
Variable
Range
Markers
Range
Markers