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3.5 Reducing Sea Clutter ..................................................................................................................3-4
3.5.1 How the A/C SEA works .................................................................................................3-4
3.5.2 Adjusting A/C SEA..........................................................................................................3-4
3.6 Reducing Precipitation Clutter.....................................................................................................3-5
3.6.1 Adjusting the A/C RAIN ..................................................................................................3-5
3.6.2 Adjusting the FTC...........................................................................................................3-6
3.7 Range Scale................................................................................................................................3-7
3.8 Pulselength..................................................................................................................................3-8
3.9 Presentation Mode ......................................................................................................................3-9
3.9.1 Selecting a presentation mode .......................................................................................3-9
3.9.2 Description of presentation modes...............................................................................3-10
3.10 Measuring the Range................................................................................................................3-12
3.10.1 Measuring range by range rings...................................................................................3-12
3.10.2 Measuring range by cursor...........................................................................................3-13
3.10.3 Measuring range by VRM.............................................................................................3-14
3.10.4 Erasing a VRM, VRM indication ...................................................................................3-15
3.10.5 Erasing EBL/VRM data boxes ......................................................................................3-15
3.10.6 Hiding EBL/VRM data boxes ........................................................................................3-15
3.10.7 Moving EBL/VRM data boxes.......................................................................................3-15
3.11 Measuring the Bearing ..............................................................................................................3-15
3.11.1 Measuring bearing by cursor ........................................................................................3-15
3.11.2 Measuring bearing by EBL ...........................................................................................3-15
3.11.3 Erasing an EBL, EBL indication....................................................................................3-16
3.11.4 Erasing EBL/VRM data boxes ......................................................................................3-16
3.11.5 Hiding EBL/VRM data boxes ........................................................................................3-16
3.11.6 Moving EBL/VRM data boxes.......................................................................................3-16
3.12 Erasing the Heading Line, North Marker...................................................................................3-17
3.13 Reduci ng Noise .........................................................................................................................3-17
3.14 Reducing Radar Interference ....................................................................................................3-18
3.15 Zoom .........................................................................................................................................3-19
3.15.1 Zooming in on radar targets..........................................................................................3-19
3.15.2 Zooming in on ARP, TTM targets..................................................................................3-19
3.16 Shifting the Pic ture ....................................................................................................................3-20
3.16.1 Manual shift ..................................................................................................................3-20
3.16.2 Automatic shift ..............................................................................................................3-21
3.17 Using the Offset EBL.................................................................................................................3-22
3.17.1 Predicting collision course ............................................................................................3-22
3.17.2 Measuring range & bearing between two targets.........................................................3-23
3.18 Echo Trails .................................................................................................................................3-24
3.18.1 Trail time .......................................................................................................................3-24
3.18.2 Starting echo trails ........................................................................................................3-25
3.18.3 Trail brilliance (GD-1700)..............................................................................................3-25
3.18.4 Trail gradation (GD-1700C/1710C) ..............................................................................3-25
3.18.5 Trail color (GD-1700C/1710C)......................................................................................3-26
3.19 Echo Stretch ..............................................................................................................................3-27
3.20 Echo Av eraging .........................................................................................................................3-28
3.21 Outputt ing T LL Data ..................................................................................................................3-29