eTrex Screen GPS Made Easy
  (page number) & Topic

GPS Made Easy synopsis

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Menu

 

Page 35 - 36: Map Datum.

 


Page 37 - 39: Coordinate Grids.
Chapter 5: UTM Grid.
Chapter 7: Latitude/Longitude.
Chapter 14: Other grids.

The setup page leads to may important screens that affect navigation. The most important screens are described below.


Map can affect the accuracy of navigation. It is important to understand.

GPS Made Easy explains map datum and how to select the right datum.

Many maps have more than one coordinate grid, so it may be a matter of choice which one you use, but some maps have only one grid, so it is important to know how to use it.

GPS Made Easy explains all the major grids and some of the minor ones. It provides in depth examples on how to use UTM and Latitude/Longitude.

Menu Page Page 40 - 41: Computer Interface. The pins on the back of the eTrex make it so it can interface to a computer.

GPS Made Easy covers only basic interface terms.

Page 49 - 50: Routes A route is a series of waypoints along the direction of travel.

GPS Made Easy describes how routes work and uses routes in many of the example trips.

Page 52 - 53: North Settings A GPS receiver can automatically compensate for declination because it knows where it is in the world.

GPS Made Easy explains the various north settings and declination.

Page 54: Date formats. Information can be displayed in metric, statue or nautical units.

GPS Made Easy explains the units in addition to degrees and mils.

Page 67: Man Overboard GPS Made Easy explains how the man overboard (MOB) function might be used on land.

scr32.jpg (11907 bytes) Time Page

Select 12 or 24 hour time format.

Select the time zone.

Select the offset from Universal Time Coordinated.

Select daylight savings.

Select the A-D group and the waypoint 'BOAT' that was entered earlier appears. It is highlighted for selecting.

GPS Made Easy:
Page 70: Time.

scr31.jpg (12359 bytes) Computer Interface Page

Select the format of the IO communication with the computer.

 

 

 




GPS Made Easy:
Page 40 - 41: Computer Interface.


scr30.jpg (12477 bytes) Units Page

Select between true north, magnetic north and grid north.











GPS Made Easy:
Page 52 - 53: North Settings.

scr29.jpg (12604 bytes) Units Page

Select either nautical, statute or metric.











GPS Made Easy:
Page 54: Date formats.


scr28.jpg (13670 bytes) Units Page

Select the map datum. This is very important. Be sure to select the datum that corresponds to the map you are using.









GPS Made Easy:
Page 35 - 36: Map Datum.

scr27.jpg (13219 bytes) Units Page

Select the coordinate grid. UTM, Latitude/Longitude are the two most used grids in the world, but there are a host of others.




GPS Made Easy:
Page 37 - 39: Coordinate Grids.
Chapter 5: UTM Grid.
Chapter 7: Latitude/Longitude.
Chapter 14: Other grids.


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