Navigation Systems GPS Set Ups. Vertical Datum Select a unit of measure for water depth: –Feet,...
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Transcript of Navigation Systems GPS Set Ups. Vertical Datum Select a unit of measure for water depth: –Feet,...
![Page 1: Navigation Systems GPS Set Ups. Vertical Datum Select a unit of measure for water depth: –Feet, –Fathoms, or –Meters.](https://reader035.fdocuments.in/reader035/viewer/2022062511/55141576550346ec488b52af/html5/thumbnails/1.jpg)
Navigation Systems GPS Set Ups
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Vertical DatumVertical Datum
Select a unit of measure for water depth:
–Feet,
–Fathoms, or
–Meters.
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Depth ReferenceDepth Reference
Refer to the General Information Block on your NOAA Chart for the correct
depth (vertical) datum.
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Soundings in Fathoms at MLLW-Mean Lower
Low Water.
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Horizontal DatumHorizontal Datum
Update your GPS with the HORIZONTAL DATUM
referenced on the nautical chart that you are using.
“WGS84”
![Page 6: Navigation Systems GPS Set Ups. Vertical Datum Select a unit of measure for water depth: –Feet, –Fathoms, or –Meters.](https://reader035.fdocuments.in/reader035/viewer/2022062511/55141576550346ec488b52af/html5/thumbnails/6.jpg)
Horizontal Datum
![Page 7: Navigation Systems GPS Set Ups. Vertical Datum Select a unit of measure for water depth: –Feet, –Fathoms, or –Meters.](https://reader035.fdocuments.in/reader035/viewer/2022062511/55141576550346ec488b52af/html5/thumbnails/7.jpg)
Distance
Select a unit of measure for DISTANCE:
–Nautical Miles–Statute Miles
When you are using your GPS on a boat, always set
the Distance Unit of Measure to Nautical Miles.
![Page 8: Navigation Systems GPS Set Ups. Vertical Datum Select a unit of measure for water depth: –Feet, –Fathoms, or –Meters.](https://reader035.fdocuments.in/reader035/viewer/2022062511/55141576550346ec488b52af/html5/thumbnails/8.jpg)
SpeedSpeed
Select a unit of measure for SPEED:
–Nautical miles per hour - KNOTS.
–Statute miles per hour - MPH
When you are using GPS on a boat, set the speed
unit of measure to KNOTS
– Nautical Miles Per Hour.
(May be automatic)
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Course and BearingsCourse and Bearings
Select a heading format:
–TRUE
–MAGNETIC
Update your GPS set
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Time FormatTime Format
Select a time format:
–24 hour clock format
–12 hour clock format
Update your GPS set
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GPS Time SetupGPS Time Setup
Select a Time Setup.
–UTC
–Local time
Update your GPS Set
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Altitude ModeAltitude Mode
Set your GPS for the height of your GPS
antenna at sea level.
Update your GPS Set
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RayNav 300
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GPS 76-Handheld
IN (ZOOM) OUT
NAV
POWER (LIGHT)
QUIT
ANTENNA
CURSOR
PAGE
MENU
ENTER
SCREEN
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Set the GPS Alarms!Set the GPS Alarms!
*XTE Alarm.
*Anchor Alarm.
*Waypoint Arrival Alarm
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Waypoint Arrival Alarm Waypoint Arrival Alarm IllustratedIllustrated
An arrival alarm sounds whenever the boat crosses an adjustable ring around the destination waypoint.
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Navigation setup:
Datum 000: Datum Name: WGS84 Delta position: 0 00.000N 0 00.000W Course & bearing as: Magnetic Navigation mode: Rhumbline Auto waypoint shift: WP-line WP circle alarm ON 0.10 nm XTE alarm distance ON 0.50 nm Anchor alarm OFF 0.10 nm
Datum – from nautical chart of the area.
Delta position – offset or delta position to WGS84 from nautical chart.
Course and bearing – select magnetic or true.
Navigation mode – rhumbline navigation for shorter trips, great circle for long trips especially in the high latitudes.
Auto waypoint shift – automatic shift to next waypoint.
WP circle alarm – Alarm sounds when you enter the circle. WTE distance alarm – Sounds when you exceed on of the cross track boundaries.
Anchor alarm – Set when you anchor. Sounds when your drift beyond the parameter from the anchored position.
Horizontal Datum
Course and Bearings
Navigation Mode
Alarms:
WPT
XTE
Anchor
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Unit of Measure ScreenUnit of Measure Screen
Set up for Units
Depth/Altitude in: FEET
Distance in: NAUTICAL MILES
Speed in: KNOTS
Temperature in: FAHRENHEIT
WIN change interval: 05 sec MANUAL
Display text in: ENGLISH (US)
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RayChart 420
Your position is here
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Unit of Measure ScreenUnit of Measure ScreenNavigation Set up
Datum Name: World Geodetic System 1984
Delta position: 0-00.000N 0-00.000W
Course and bearings: TRUE
Navigation Mode: RHUMBLINE
WP circle alarm: ON 0.10nm
XTE alarm distance: ON 0.10nm
Anchor alarm OFF 0.00nm
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Unit of Measure ScreenUnit of Measure ScreenPosition Setup:
Manual antenna altitude 2m
Altitude mode: MANUAL
Display depth in POS display: YES
DGPS input format: RTCM 1.04
DGPS: data 0, max 2, test 1860
Speed and course filter level: 3
Start Position: LAT_______ LON ________
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ANY QUESTIONS?ANY QUESTIONS?What type of speed is developed
by a GPS set as you move your boat over a course line?
Speed Thru the WaterSpeed Thru the WaterSpeed Over the GroundSpeed Over the Ground
Ded Reconing LineDed Reconing LineSpeed Made GoodSpeed Made Good