Lowrance electronic LRA-1000 - Manual (Page 4)

ii
Browse data files: ................................................................ 24
Copy data files: .................................................................... 25
Delete a data file:................................................................. 26
Stop or play a data file: ....................................................... 26
Rename a data file:.............................................................. 26
Radar Setup ............................................................................. 26
Radar Orientation ................................................................... 27
Radar Color Scheme................................................................ 27
Adjust Antenna Park .............................................................. 27
Radar Information................................................................... 28
Radar Power ............................................................................ 29
Turn radar on or off:............................................................ 29
Radar Simulator ...................................................................... 29
Section 4: Advanced Operation ............................................ 31
Reading the Display .................................................................... 31
Gain.......................................................................................... 31
Range Rings............................................................................. 31
Anti-Sea Clutter (STC) ........................................................... 32
Anti-Rain Clutter (FTC) ......................................................... 32
Electronic Bearing Line (EBL) ............................................... 32
Variable Range Markers......................................................... 32
Select an EBL and VRM: .................................................... 32
Reposition EBL and VRM:.................................................. 34
Remove EBL-VRM from the display: ................................. 35
Section 5: Radar Interpretation........................................... 37
Anti-Rain Clutter (FTC or Fast Time Constant) ...................... 37
Echo Trails................................................................................... 40
Typical Small Boat Targets ........................................................ 42
Shoreline Images......................................................................... 44
Recommended Reading ............................................................... 46
Appendix I: Glossary............................................................... 47
FCC Compliance ...................................................................... 50