How To...

Compass

  1. Compass Display
  2. North Reference
  3. Magnetic Declination
  4. Course Deviation Indicator (CDI)
  5. Compass Mode
  6. Compass Calibration
  7. Best Practices

 

 


1.
Compass Display

  1. Directional Heading Style

    • Most Garmin GPSr allow the user to select from the following directional heading styles:

       










    • Cardinal Letters

      Numeric Degrees

      Mils


     

  2. Directional Pointer Style

    • Each Garmin GPSr will include a similar combination of the following compass pointer styles:
       







    • Large

      Medium

      Small

      CDI

 

 


2.
North Reference

  1. See North Reference

 


3.
Magnetic Declination

  1. Your Garmin GPSr may allow you to manually enter a desired Magnetic Declination/Variation in [Setup > Heading > North Reference > User]
  2. You can find the current Magnetic Declination for your present location here.
  3. When navigating using both a GPSr and paper map, the GPSr Magnetic Declination must be adjusted to match the paper map.
  4. See An Introduction to using a Garmin GPSr with paper maps for land navigation for additional information.

 


4.
Course Deviation Indicator (CDI)

  1. See Course Deviation Indicator (CDI)

 


5.
Compass Mode

  1. Select from available compass modes:
    1. Off (disables compass and extends battery life)
    2. Auto (switch from electronic compass to GPS compass when traveling at higher rates of speed)

 


6.
Compass Calibration

  1. Compass calibration on an eTrex 30/30x/32x


  2.  

  3. Compass calibration on Garmin outdoor handheld GPSr


  4.  

  5. Compass calibration on Garmin outdoor touchscreen GPSr


  6.  

     


7.
Best Practices

  1. Projecting a course
  2. Projecting a waypoint
  3. Tip: When navigating (off road) to a geocache, waypoint, POI or other destination, use the Compass page with only the 'Distance to Destination' data field enabled instead of using the map page.