Electronic Bearing Lines (Ebl) And Variable Range Markers (Vrm) - Raytheon NSC 18 User Manual

2.3.4

Electronic bearing lines (EBL) and variable range markers (VRM)

Electronic bearing lines and variable range markers are tools used to
determine bearings and distances.
Here:
EBL 1/2 for Electronic bearing line with OFFSET function
VRM 1/2 Variable range marker with OFFSET function
PI 1/2 for Parallel index line
EBL1/ VRM1/
OFFSET
EBL1 root point
Figure: 2−25 Radar video with 2 EBL, 2 VRM and PI
3748DOC020102
Operator Manual
T
T
Group 1
Figure: 2−24 Select EBL and VRM
EBL2/ VRM2
OFFSET
SHM
2−46
Group 3
T
T
T
Group 2
PI1
Edition: 14.JAN.2005