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Transcript of Workshop sponsors: Boulder Lake Environmental Learning Center Minnesota Logger Education Program...
![Page 1: Workshop sponsors: Boulder Lake Environmental Learning Center Minnesota Logger Education Program University of Minnesota Extension Service Introduction.](https://reader031.fdocuments.in/reader031/viewer/2022032702/56649cb85503460f9497e001/html5/thumbnails/1.jpg)
Workshop sponsors:Workshop sponsors:Boulder Lake Environmental Learning Boulder Lake Environmental Learning Center Minnesota Logger Education Center Minnesota Logger Education ProgramProgramUniversity of Minnesota Extension University of Minnesota Extension ServiceService
Introduction toIntroduction toGlobal Positioning System Global Positioning System
(GPS)(GPS)
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IntroductionsIntroductions
John GeisslerJohn GeisslerBoulder Lake Environmental Learning CenterBoulder Lake Environmental Learning Center
Tom HollenhorstTom HollenhorstNatural Resources Research InstituteNatural Resources Research Institute
Ben MattilaBen MattilaUniversity of Minnesota DuluthUniversity of Minnesota Duluth
ParticipantsParticipants(name, employer, where you live, (name, employer, where you live, experience)experience)
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HousekeepingHousekeeping
RestroomsRestrooms
Breaks & RefreshmentsBreaks & Refreshments
LunchLunch
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Workshop ObjectivesWorkshop Objectives
• Overview GPS basicsOverview GPS basics– What it is, how it works and a historyWhat it is, how it works and a history
• Is a GPS going to be helpfulIs a GPS going to be helpful
• Identify key purchase considerationsIdentify key purchase considerations
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Workshop Format and Workshop Format and ResourcesResources
Indoor/outdoor formatIndoor/outdoor format
Active participation through Active participation through exercises and Questionsexercises and Questions
Attendance and evaluationAttendance and evaluation
Adjourn by 4:15 PMAdjourn by 4:15 PM
Available resources (www.MLEP.org)Available resources (www.MLEP.org)
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What Will GPS Do For You?What Will GPS Do For You?•Get you to a prospective saleGet you to a prospective sale
•Help you determine the acreageHelp you determine the acreage
•Help you map out the access to a Help you map out the access to a salesale
•Help you get back to the hot fishing Help you get back to the hot fishing spotsspots
•Help you on the golf courseHelp you on the golf course
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What Will GPS Do For You?What Will GPS Do For You?
Answers the age old questions, Answers the age old questions, ““Are we there yet?”Are we there yet?”““How much longer?”How much longer?”
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Garmin GPSMap 76Garmin GPSMap 76Basic ComponentsBasic Components
Courtesy of Garmin International, Inc
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Garmin GPSMap 76Garmin GPSMap 76Optional Items ObtainedOptional Items Obtained
• Carrying caseCarrying case
• External power External power sourcesource
• Owner’s manualOwner’s manual
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•Determine your current positionDetermine your current position- Shows the location on an electronic mapShows the location on an electronic map- Provides you a coordinate you can look Provides you a coordinate you can look
upup
•Remember a placeRemember a place
•Determine area Determine area
•Leading you to a destinationLeading you to a destination
•Record routes or pathsRecord routes or paths
Basic GPS TasksBasic GPS Tasks
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Intermediate GPSIntermediate GPS
• Determine waypoints from a mapDetermine waypoints from a map• Transfer data from a computerTransfer data from a computer
– Software upgradesSoftware upgrades– Waypoints, tracks, and routesWaypoints, tracks, and routes– MapsMaps
• Transfer data to a computerTransfer data to a computer– Waypoints, tracks, and routesWaypoints, tracks, and routes– Create mapsCreate maps
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What GPS Won’t DoWhat GPS Won’t Do•Will not work Will not work
under waterunder water
•Will not work Will not work undergroundunderground
•May not May not work indoorswork indoors
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History of GPSHistory of GPS• 1960 – GPS was conceived 1960 – GPS was conceived
• 1978 – Department of Defense launched 1978 – Department of Defense launched the first satellitethe first satellite
• Early 1980s – GPS system made available Early 1980s – GPS system made available for civilian use by Executive Orderfor civilian use by Executive Order
• 1992 – GPS was used as a navigational 1992 – GPS was used as a navigational unit in Desert Stormunit in Desert Storm
• 2003 – WAAS became available2003 – WAAS became available
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The Three Segments of The Three Segments of GPSGPS
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NAVSTARNAVSTAR US Satellite SystemUS Satellite System
24 satellite 24 satellite constellation constellation systemsystem
Space segmentSpace segmentCourtesy of Garmin International, Inc
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GPS Satellite ControlGPS Satellite Control
Control segmentControl segment
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You – the userYou – the user
User segmentUser segment
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Garmin GPSMap 76Garmin GPSMap 76
Courtesy of Garmin International, Inc
•2 AA batteries2 AA batteries
•16 hours battery life16 hours battery life
•Calculates areaCalculates area
•Stores 1,000 Stores 1,000 waypointswaypoints
•WAAS capable for WAAS capable for increased accuracyincreased accuracy
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Garmin GPSMap 76Garmin GPSMap 76
Courtesy of Garmin International, Inc
•Grayscale displayGrayscale display
•Weighs 7.6 ouncesWeighs 7.6 ounces
•Operates down to Operates down to 5° Fahrenheit5° Fahrenheit
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Garmin GPSMap 76Garmin GPSMap 76
Courtesy of Garmin International, Inc.
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Courtesy of Garmin International, Inc
Garmin GPSMap 76Garmin GPSMap 76
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Exercise OneExercise OneThe purpose of this exercise is to become familiar The purpose of this exercise is to become familiar with turning on the unit and with the screen displayswith turning on the unit and with the screen displays
SatelliteView
MapView
CompassView
HighwayView
GRAB YOURGRAB YOUREXERCISE ONEEXERCISE ONEWORKSHEETWORKSHEETAND LET’SAND LET’S
HEAD OUTSIDEHEAD OUTSIDE
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Exercise OneExercise One Let’s review what we didLet’s review what we did
Date Time
Location
Satellite bars
Number below bar = satellite number
Satellite Signal Strength Bars
Clear = initial comm Link establishedGray = preliminary location dataBlack = normal communications
Bar Height = indicates signal strength
D = indicates differential (WAAS) established
Relative satellite location
Center = overheadInner circle = 45 degree to horizonOuter circle = horizon
Black number = normal communicationNon-black number = no communication
Receiver status
Data fields
LAT
LON
Satellite Satellite ViewView
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Exercise OneExercise OneLet’s review what we didLet’s review what we did
How to interpret the Sky How to interpret the Sky plotplot
Satellite Satellite ViewView
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Exercise OneExercise One Let’s review what we didLet’s review what we did
Contour
Road
Data fields(modifiable)
Scale
Waypoint
Your current location
Map PageMap Page
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Exercise OneExercise One Let’s review what we didLet’s review what we did
Gray bar = Directionyou are traveling
Data fields(modifiable)
Pointer = Directionyou should be traveling
Waypoint
Compass Compass ViewView
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Exercise OneExercise One Let’s review what we didLet’s review what we did
Course
Data fields(modifiable)
Scale
Current waypointbeing navigated to
Availablewaypoint
Accuracy
Highway Highway PagePage
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Exercise OneExercise One Let’s review what we didLet’s review what we did
Distance to waypoint
Waypoint
Total distance
Other information
Name
GOTO GOTO InformationInformation
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Exercise TwoExercise TwoMap a Boundary to Determine Map a Boundary to Determine
AreaArea
During this exercise you will navigate the boundary of an area. Once the track is closed, you will be able to calculate an approximate area.
GRAB YOURGRAB YOUREXERCISE TWOEXERCISE TWOWORKSHEETWORKSHEETAND LET’SAND LET’S
HEAD OUTSIDEHEAD OUTSIDE
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Exercise TwoExercise Two Let’s review what we didLet’s review what we did
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Exercise TwoExercise Two Let’s review what we didLet’s review what we did
Clear the track log & walk the perimeter
Determining an area is easy. Save the Track Log and the unit will display the perimeter length and area.
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Workshop sponsors:Workshop sponsors:Minnesota Logger Education ProgramMinnesota Logger Education ProgramSt Louis County Land DepartmentSt Louis County Land DepartmentUniversity of Minnesota Extension ServiceUniversity of Minnesota Extension Service
Special thanks to Jeff DodgeSpecial thanks to Jeff DodgeWisconsin Indianhead Technical College (WITC)Wisconsin Indianhead Technical College (WITC)
Introduction toIntroduction toGlobal Positioning System Global Positioning System
(GPS)(GPS)
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Exercise ThreeExercise ThreeNavigatingNavigating
The purpose of this exercise is to The purpose of this exercise is to help you understand how to use the help you understand how to use the GPS unit to find a point designated GPS unit to find a point designated on a sale map or possibly a corner. on a sale map or possibly a corner. You will be navigating to several You will be navigating to several pre-loaded <NAV> destinations pre-loaded <NAV> destinations using the compass or map screen using the compass or map screen displays. Each location is marked displays. Each location is marked by a colored sticker, letting you by a colored sticker, letting you know you successfully located the know you successfully located the destination.destination.
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Exercise ThreeExercise Three
• PositionPosition – The X, Y, and Z coordinates which indicate – The X, Y, and Z coordinates which indicate where the receiver is located. where the receiver is located.
• Course, Bearing & DirectionCourse, Bearing & Direction - The compass direction - The compass direction from a position to a destination. from a position to a destination.
• HeadingHeading – The direction you are moving. – The direction you are moving.
• DistanceDistance – The length between two waypoints or from – The length between two waypoints or from your current position to your destination.your current position to your destination.
• SpeedSpeed – How fast you are going at that very moment. – How fast you are going at that very moment.
Basic Information GPS ProvidesBasic Information GPS Provides
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Exercise ThreeExercise ThreeNavigatingNavigating
What your What your GPS screen GPS screen is telling is telling you about you about the real the real worldworld
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LocationLocation – The actual physical place where you are or – The actual physical place where you are or the place you are trying to get tothe place you are trying to get to
Position FixPosition Fix – Where the GPS unit says you are – Where the GPS unit says you are
Waypoint/LandmarkWaypoint/Landmark – Locations worth locating and – Locations worth locating and storing in your GPS unit Locations that you may want to storing in your GPS unit Locations that you may want to return to (fishing hole) or avoid (cultural resource)return to (fishing hole) or avoid (cultural resource)
Coordinate SystemsCoordinate Systems – Such as latitude/longitude, – Such as latitude/longitude, represent your position on the earth to a flat surface represent your position on the earth to a flat surface like a sale maplike a sale map
Exercise ThreeExercise ThreeNavigatingNavigating
Important TermsImportant TermsGRAB YOURGRAB YOUR
EXERCISE THREEEXERCISE THREEWORKSHEETWORKSHEETAND LET’SAND LET’S
HEAD OUTSIDEHEAD OUTSIDE
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(Garmin-Pointer Page)
Gray bar = Direction you are travelingPointer = Direction you
should be traveling
Exercise ThreeExercise Three Let’s review what we didLet’s review what we did
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Exercise ThreeExercise Three Let’s review what we didLet’s review what we did
Map PageMap Page
Zoom
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(Garmin-Highway Page)
Exercise ThreeExercise Three Let’s review what we didLet’s review what we did
ModifiableInformation Box
Waypoint Name
Course you should be walking
Your PositionView Magnification
Course you areactually walking
Your Destination
ModifiableInformation Box
ModifiableInformation Box
ModifiableInformation Box
ModifiableInformation Box
ModifiableInformation Box
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Latitude andLongitudecoordinates
Exercise FourExercise FourEntering CoordinatesEntering Coordinates
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Press and holdthe Enter key tomark a waypoint.
Exercise FourExercise FourEntering CoordinatesEntering Coordinates
When the screen belowis shown, you are readyto make your edits.
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Exercise FourExercise FourEntering CoordinatesEntering Coordinates
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Exercise FourExercise FourEntering CoordinatesEntering Coordinates
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Exercise FourExercise FourEntering CoordinatesEntering Coordinates
New coordinates to enterNew coordinates to enter
Permit number X2825Permit number X2825
N 48N 48oo 05’ 34.0” 05’ 34.0”
W093W093oo 37’ 59.0” 37’ 59.0”
Where is this timber sale located?Where is this timber sale located?
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GPS AccuracyGPS AccuracyOperator ErrorOperator Error
• Transposing numbers Transposing numbers when entering in when entering in coordinates.coordinates.
• Error in measuring Error in measuring coordinates on a map.coordinates on a map.
• Using the wrong Using the wrong coordinate system.coordinate system.
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GPS AccuracyGPS AccuracyThings You Can’t ControlThings You Can’t Control
• Satellite clock and Satellite clock and locationlocation
• Multipath caused by Multipath caused by foliagefoliage
• Relationship of Relationship of satellites to each satellites to each other in the skyother in the sky
• Equipment and Equipment and background noisebackground noise
• AtmosphereAtmosphere
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GPS AccuracyGPS AccuracyThings You Can ControlThings You Can Control
• Multipath caused by Multipath caused by
vehicles and buildingsvehicles and buildings
• WAAS capable WAAS capable
receiverreceiver
• Time of useTime of use
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• GPS GPS withoutwithout differential correction is at least as differential correction is at least as good as compass and pacing for locating points good as compass and pacing for locating points and area calculations.and area calculations.
• GPS GPS withwith differential correction will always be differential correction will always be more accurate than GPS more accurate than GPS withoutwithout that correction. that correction.
• How close is close enough depends on the How close is close enough depends on the application.application.
How Accurate is Accurate How Accurate is Accurate Enough?Enough?
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Purchase ConsiderationsPurchase Considerations• UsesUses
• Size and weightSize and weight
• Battery lifeBattery life
• Antenna configurationAntenna configuration
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Purchase ConsiderationsPurchase Considerations• MemoryMemory
• WAAS WAAS enabledenabled
• MappingMapping
• PricePrice
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GPS UnitsGPS Units
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Optional AccessoriesOptional Accessories
• Color screen
• Remote antenna
• Carrying case
• External power source
• Mounts
• Software
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Questions?Questions?
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Evaluations - ConclusionEvaluations - Conclusion
• EvaluationEvaluation
• Workshop attendance Workshop attendance confirmation formconfirmation form
• Thank You!Thank You!John GeisslerJohn GeisslerNaturalistNaturalistBoulder Lake Boulder Lake Environmental Learning Environmental Learning CenterCenter7328 Boulder Dam Road7328 Boulder Dam RoadDuluth, MN 55803Duluth, MN 55803218-721-3731218-721-3731