![Lowrance LRA-1000 Instruction Manual Download Page 4](http://html1.mh-extra.com/html/lowrance/lra-1000/lra-1000_instruction-manual_1943019004.webp)
ii
Adjust Radar PPI Offset ......................................................... 24
Recenter Radar PPI................................................................. 24
Log Radar Data ....................................................................... 25
Radar Setup ............................................................................. 29
Radar Orientation ................................................................... 29
Radar Color Scheme................................................................ 29
Adjust Antenna Park .............................................................. 29
Radar Information................................................................... 31
Radar Power ............................................................................ 31
Turns the radar on and off...................................................... 31
Radar Simulator...................................................................... 31
Radar Overlay ............................................................................. 32
Radar Options menu ............................................................... 33
Overlay Options menu ............................................................ 34
Section 4: Advanced Operation ............................................ 37
Reading the Display .................................................................... 37
Gain.......................................................................................... 37
Range Rings............................................................................. 37
Anti-Sea Clutter (STC)............................................................ 38
Anti-Rain Clutter (FTC).......................................................... 38
Electronic Bearing Line (EBL) ............................................... 38
Variable Range Markers......................................................... 38
Radar Cursor ........................................................................... 38
Section 5: Radar Interpretation........................................... 43
Anti-Rain Clutter (FTC or Fast Time Constant)....................... 43
Echo Trails................................................................................... 46
Typical Small Boat Targets ........................................................ 48
Shoreline Images......................................................................... 50
Recommended Reading............................................................... 52
Appendix I: Glossary............................................................... 53
FCC Compliance ...................................................................... 58