Lowrance electronic LRA-1000 - Manual (Page 11)

5
Basic Radar Display Components
VRMs and EBLs allow you to track the distance and bearing
of multiple radar targets.
NOTE:
This manual is printed in black and white, but a free color version
(in Acrobat
 PDF format) is available for display or download from
the Lowrance web site. The color manual is particularly useful for
understanding Sec. 5, Radar Interpretation.
VRM1
EBL1
EBL2
EBL3
Heading line (in green)
PPI (radar screen's 360º
overhead view of the area)
Bearings, in degrees
(in Heading Up mode,
relative to bow)
VRM2
VRM3