Furuno MODEL CSH-73 manual Display, SP-2

Page 98

(3) Transceiver

 

Transmitter:

High power MOS FET amplifier with 10-step power reduction switch

Receiver:

Low noise superheterodyne, continuously scanning beam forming,

 

TVG, AGC, signal/processing, interference rejecter, horizontal vertical

 

beam switching.

(4)Beamwidth (-3 dB) and Tilt Angle

TX Beamwidth: 180º (horizontal) x 6º to 11º (Vertical)

 

RX Beamwidth:

5º to 10º (horizontal) x 6º to 11º (Vertical)

 

Tilt Angle:

0º (horizontal) to 90º (vertical), continuous.

 

 

NOTE: Beamwidth depends on transmitter frequency.

2. Display

 

(1)

Picture display

PPI display on 15 inch non-glare, high-resolution color CRT

(2)

Color

16 colors (sonar picture), 4 colors (marks)

(3)

Display mode

a) Normal Mode (with or without data display)

 

 

b) Off-center

 

 

c) Echo sounder combination (normal plus echo sounder)

 

 

d) Audio combination

 

 

e) Horizontal slice combination

(4)

Display Marks

Own ship mark, heading mark, range rings, range/bearing mark,

 

 

trackball mark, event mark, net shooting mark, fish mark, estimate

 

 

mark,bearing scale, north mark*, ship’s track*, current mark*, net

 

 

sonde mark*, target luck mark*

(5) Alphanumeric Data

Sonar picture (range, tilt angle, gain)

Trackball mark data (slant range, horizontal range, depth, bearing) Event mark data (horizontal range, depth, first event marked depth,bearing)

Fish mark data (distance moved*, direction* and speed* between two latest fish marks)

Estimate mark data (estimation of fish volume by echo strength)

Net shooting data (time and distance run* between turning on and off of net shooting mark)

Setting change data (new setting appears in larger characters for 5 seconds when changed)

Current data *(current speed, direction, layer, depth)

Navigation data *(ship’s speed, heading, water depth, water tempera ture)

SP-2

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Contents Color Scanning Sonar 00080806200 Safety Instructions Table of Contents Function Keys Maintenance Word to CSH-73 Owners FeaturesForeword System Configuration StandardControl Layout on Display Unit and Remote Control Box Control DescriptionPower Transducer Main PanelControl Function Sub Panel Control FunctionSub Panel 2 data setting window This example shows settings of TVG and TXMain Setting Description Normal Range Sub Main Setting Description Normal Sub Range Remote Control Box + +Operational Overview Turning the Power On/OffAdjusting Screen Brilliance, Control Panel Backlighting Lowering the TransducerNormal Selecting a Display ModeMode DescriptionSetting the Tilt Angle Selecting a Display RangeAdjusting the Gain Measuring Range and Bearing to a TargetFine Tuning the Picture Eliminating Unwanted Feeble EchoesHow to adjust TVG Principle of TVG2AGC data setting window SIGNAL, Signal Process AGC data setting window SIGNAL, SignalPulselength data setting window TVGTX, PL Suppressing Seabed TailData setting window TVGTX, Output Rejecting Sonar Interference and NoiseChanging Tx cycle data setting window Tvgtx Identifying noise sourceSetting F-shift data setting window Sonrbeam Noise limiter data setting window SIGNAL, Signal ProcessHOR Adjusting BeamwidthMenu Application This page is intentionally left blank Marks and Data Marks, Data and Display ModeNormal display mode Normal display mode w/text Echo sounder combination displayPermanently Displayed Marks and Data History displayErasable Marks and Data Mark/Data DescriptionRange and Bearing Mark Data Mark Description Net sonde transmitters with bars extending from the marks This page is intentionally left blank User Menu Operation Menu How to openUser Menu Overview Menu screen location and display mode User Menu Hist DSP/GRPHUser Menu Description Menu Menu Item DescriptionCurrent VEC Save PictureFunction Keys Programming the Function KeysFunction Key Fine Tuning Replaying a Function KeySaving Function Key Settings to a Memory Card Replaying Function Key Settings from a Memory CardThis page is intentionally left blank Advanced Level Operation Finding Fish School CenterTracking a Fish School target lock Tracking a fish schoolErasing target lock mark Choosing target lock modeTarget lock mark appearance Tracking target lock mark Target lock and tilt angleSetting target lock conditions System Menu Target LockDescription of target lock items Detecting Fish Schools Aurally Fish Alarm How to set the fish alarm zoneHow to relocate fish schools Relocating Fish School for Easy ObservationComparing of Fish School Concentration Estimate marks and their dataHow to measure fish speed Measuring Fish School SpeedEvent Mark 10 Event marksEntering an event mark Erasing an event markTrue Motion Display 12 True motion displayPlotting Net Location Mark 13 Net location markSetting Distances Between Net Sonde Transmitters How to set net sonde transmitter distancesObserving Net Behavior 16 Net behaviorPort/Starboard, Horizontal Slice Displays Port/Starboard displayHorizontal slice display 18 Horizontal slice displayTurning Marks, Data On/Off Turning marks on/off through the user menuData to Save Saving Method Saving to SAVING, Replaying PictureInitializing Memory Cards Saving the Picture Transferring Echo Data from Internal Memory to Memory CardHow net shooting data is saved Net shooting data contentsSaving Net Shooting Data Transferring net shooting data to memory cardDeleting Memory Card Contents Replaying Saved DataInterpreting the Display Seabed EchoesBottom Fish School Fish SchoolsSurface Fish School Sea Surface Reflections WakeFalse Echo by Sidelobe Noise and InterferenceOvervoltage Warning Unretracted Transducer WarningHow to manually raise the transducer Self Tests Opening the Self Test MenuContinuous test Self Test DescriptionSingle test Panel test Color testGray test SIO testInterface Unit CS-120A Self Test Interface unit CS-120A, cover openedThis page is intentionally left blank Maintenance Display Unit MaintenanceHull Unit Maintenance Zinc block near the transducer must be replaced yearlySpecial Menu Description System Menu DescriptionMark Size Menu DescriptionBRG Readout Hist Display DefaultsES/NET REC InterlockData SET Menu Description Color CurveMenu Change ColorNET Sonde NET ShootPlan NET Plot CorrInit SET/TEST Menu Description Others Event KEY Echo TestNET REC Menu Tree User MenuData SET Menu Init SET/TEST Menu System Menu From Previous This page is intentionally left blank Specifications SP-1Display SP-2Features SP-3This page is intentionally left blank Index 13-4IN-2

MODEL CSH-73 specifications

The Furuno MODEL CSH-73 is a cutting-edge marine radar that embodies innovative technology and exceptional performance, designed specifically for commercial vessels and professional mariners. This model represents a significant advancement in radar capabilities, enhancing both navigational safety and operational efficiency.

One of the standout features of the CSH-73 is its compact design paired with a high-resolution display. The radar boasts a 12.1-inch color LCD screen that provides a crisp and clear view, allowing operators to easily identify targets and navigate in challenging conditions. The intuitive user interface facilitates quick access to essential radar functions, making it user-friendly even for those who may not be experts in radar operation.

A notable technological advancement in the CSH-73 is its digital signal processing (DSP) technology, which dramatically improves target detection capabilities, especially in adverse weather conditions. This technology helps to filter out noise and clutter, enabling the radar to provide accurate readings and reliable targeting information. The advanced target tracking capabilities allow users to monitor multiple vessels simultaneously, enhancing situational awareness.

In addition to its impressive detection capabilities, the CSH-73 features an Automatic Radar Plotting Aid (ARPA), which aids in collision avoidance by tracking the course and speed of approaching vessels. This sophisticated system simplifies decision-making for the crew, promoting safer navigation.

Another key innovation is the integration of Ethernet and NMEA 2000 connectivity. This feature enables seamless integration with other onboard systems, such as chart plotters and autopilots, creating a comprehensive navigation network. This connectivity allows for real-time data sharing, which enhances the overall operational effectiveness of the vessel.

The CSH-73 is also equipped with a range of customizable settings, allowing mariners to tailor the radar display to their specific needs and preferences. Features such as adjustable gain, sea clutter, and rain clutter suppression enhance the radar's performance under various environmental conditions.

Constructed with durability in mind, the CSH-73 adheres to robust marine standards, ensuring reliable performance even in the harshest maritime environments. This resilience is crucial for commercial vessels that regularly operate in challenging conditions.

In summary, the Furuno MODEL CSH-73 stands out as a powerful tool for enhancing maritime safety and navigation. Its advanced technologies, user-friendly interface, and durable construction make it an essential component for modern vessels, providing mariners with the confidence they need to operate effectively in any navigational scenario. The CSH-73 continues to uphold Furuno's reputation for excellence in marine electronics, making it a trusted choice for professionals worldwide.
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