Furuno FCR-2107 series - Radar Operation

Table of Contents
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2.11.1 Turning range rings on/off ..................................................................................... 2-16
2.11.2 Measuring range by the variable range marker (VRM)....................................... 2-17
2.12 Measuring the Bearing ...................................................................................................... 2-18
2.12.1 Measuring the bearing........................................................................................... 2-18
2.12.2 Choosing true or relative bearing.......................................................................... 2-18
2.13 Pulse Length....................................................................................................................... 2-19
2.13.1 Choosing pulse length ............................................................................................ 2-19
2.13.2 Changing pulse length ........................................................................................... 2-19
2.14 Collision Assessment by Offset EBL ................................................................................. 2-20
2.14.1 Assessing risk of collision by the offset EBL......................................................... 2-20
2.14.2 Choosing point of reference for origin point of offset EBL ................................... 2-21
2.15 Measuring Range and Bearing Between Two Targets ..................................................... 2-22
2.16 Off-Centering the Display.................................................................................................. 2-23
2.17 Echo Stretch........................................................................................................................ 2-24
2.18 Echo Averaging................................................................................................................... 2-24
2.19 Target Trails....................................................................................................................... 2-25
2.19.1 True or relative trails............................................................................................. 2-25
2.19.2 Trail time ................................................................................................................ 2-25
2.19.3 Resetting target trails............................................................................................ 2-25
2.19.4 Temporarily removing trails.................................................................................. 2-25
2.20 Parallel Index (PI) Lines.................................................................................................... 2-26
2.21 Markers............................................................................................................................... 2-28
2.22 Automatic Picture Setup According to Navigation Purpose ............................................ 2-29
2.22.1 Choosing a picture setup option ............................................................................ 2-32
2.22.2 User-programmable picture setups....................................................................... 2-32
2.22.3 Restoring user settings .......................................................................................... 2-33
2.22.4 Restoring default picture setup options ................................................................ 2-33
2.23 Noise Rejector ..................................................................................................................... 2-34
2.24 Suppressing Second-trace Echoes...................................................................................... 2-35
2.25 Adjusting Brilliance of Screen Data .................................................................................. 2-36
2.26 Watch Alarm....................................................................................................................... 2-37
2.27 Interswitch.......................................................................................................................... 2-38
2.27.1 Displaying antenna information ........................................................................... 2-38
2.27.2 Presetting antenna and display combinations ..................................................... 2-39
2.27.3 Selection considerations......................................................................................... 2-39
2.27.4 Selecting the antenna ............................................................................................ 2-40
2.28 Performance Monitor.......................................................................................................... 2-41
2.29 Color and Brilliance Sets ................................................................................................... 2-42
2.30 Reference Position ..............................................................................................................2-43
2.31 Cursor Position Data.......................................................................................................... 2-44
2.32 Drop Mark........................................................................................................................... 2-45
2.33 Anchor Watch ..................................................................................................................... 2-46
2.34 Chart Display Dialog.......................................................................................................... 2-47
2.35 Chart Database Information.............................................................................................. 2-47
2.35.1 Selecting pre defined chart database display settings ......................................... 2-48
2.35.2 Creating user-defined chart database display settings........................................ 2-48
2.36 Temporary Chart Priority Display Control....................................................................... 2-49
2.36.1 Chart priority ......................................................................................................... 2-49
2.36.2 Coast line only ........................................................................................................ 2-49
2.37 Chart Status Box................................................................................................................2-49
2.38 Chart Alert Function.......................................................................................................... 2-50
3. Radar Observation ........................................................................................................................ 3-1
3.1 General................................................................................................................................... 3-1
3.1.1 Minimum and maximum ranges............................................................................... 3-1
3.2 False Echoes .......................................................................................................................... 3-3
3.3 SART (Search and Rescue Transponder) ............................................................................. 3-4
3.3.1 SART description....................................................................................................... 3-4
3.3.2 Showing SART marks on the radar display ............................................................. 3-5
3.3.3 General remarks on receiving SART ........................................................................ 3-5
3.4 RACON .................................................................................................................................. 3-6