General GPS Discussion

Need help choosing the right GPS unit, or want some POI advice? This is the place to ask.

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  1. julietpriya

    which is the best GPS tracking company in texas?

    julietpriya, Dec 1, 2009
    Replies:
    1
    Views:
    1,151
    aravindhram
    Dec 1, 2009
  2. Tim S.

    NUVI 255W SD Card

    Tim S., Nov 26, 2009
    Replies:
    8
    Views:
    12,892
    Bob Martin
    Nov 30, 2009
  3. e_correspondence

    Calculating Horizontal Accuracy from NMEA strings

    e_correspondence, Oct 26, 2009
    Replies:
    2
    Views:
    12,297
    Sam Wormley
    Oct 27, 2009
  4. richg99

    Garmin nuvi 350 suddenly lost ability to find satellites.

    richg99, Jun 16, 2009
    Replies:
    13
    Views:
    37,379
    richg99
    Jun 18, 2009
  5. Johnson

    PDOP or GDOP

    Johnson, May 13, 2009
    Replies:
    13
    Views:
    22,200
    David L. Wilson
    May 16, 2009
  6. speleoluc

    Roughtly converting DOP to metric error

    speleoluc, Mar 1, 2009 ... 2
    Replies:
    20
    Views:
    34,403
    claudegps
    Mar 9, 2009
  7. Sam Wormley

    GPS World: USNO's Fountain: Time at 100 Trillionths of a Second

    Sam Wormley, Jan 23, 2009 ... 13 14 15
    Replies:
    287
    Views:
    18,675
    Sue...
    Feb 13, 2009
  8. MrGneissGuy

    Garmin Key Generator

    MrGneissGuy, Dec 5, 2008 ... 3 4 5
    Replies:
    97
    Views:
    33,466
    Joel
    Jan 4, 2009
  9. Pegleg

    Using GPS Utility to convert .gpx to .csv?

    Pegleg, Sep 23, 2008
    Replies:
    14
    Views:
    11,594
    Pegleg
    Sep 27, 2008
  10. Ramon F Herrera

    Download Garmin MapSource for Free and Install Without Media

    Ramon F Herrera, Jun 16, 2008
    Replies:
    3
    Views:
    13,137
    Uncle Vinnie
    Jul 28, 2008
  11. GPS Baseband

    GPS satellites visible over a location on earth

    GPS Baseband, Jun 12, 2008
    Replies:
    7
    Views:
    12,976
    [email protected]
    Jun 29, 2008
  12. oldman

    Re: Map updates for Magellan Mestro 4250

    oldman, May 4, 2008 ... 2
    Replies:
    24
    Views:
    13,630
    Jerry Boyle
    May 14, 2008
  13. utepminers02

    Free download to Trip & Waypoint Manager

    utepminers02, Dec 19, 2007
    Replies:
    7
    Views:
    33,994
    Dale Atkin
    Dec 24, 2007
  14. alfred

    What is the Safe mode in c330 Garmin?

    alfred, Sep 11, 2007
    Replies:
    2
    Views:
    13,696
    alfred
    Sep 11, 2007
  15. Marc Brett

    Homebrew GPS jammer design

    Marc Brett, Jan 18, 2007
    Replies:
    6
    Views:
    14,367
    Douglas Eagleson
    Mar 10, 2007
  16. AllenMcB

    Convert waypoint data in Excel file to gpx file?

    AllenMcB, Jan 5, 2007
    Replies:
    10
    Views:
    26,110
    [email protected]
    Jan 8, 2007
  17. gpsabove

    Conversion between NAD83(CSRS) to WGS-84

    gpsabove, Sep 14, 2006
    Replies:
    11
    Views:
    32,157
    Jack Yeazel
    Sep 18, 2006
  18. Mike

    Latitude and longitude storage requirements

    Mike, Jun 26, 2006
    Replies:
    10
    Views:
    16,361
    Mike
    Jun 28, 2006
  19. Sam Wormley

    Einstein's Relativity and Everyday Life -- Clifford M. Will

    Sam Wormley, Jun 5, 2006 ... 17 18 19
    Replies:
    373
    Views:
    21,639
    Randy Poe
    Jun 16, 2006
  20. Jozef Leon

    how to convert .kml files to .gdb or .mps files for Mapsource ?

    Jozef Leon, Apr 29, 2006
    Replies:
    1
    Views:
    13,646
    Alan Murphy
    Apr 30, 2006
  21. Bruce E. Stemplewski

    Getting heading from velocity East and Velocity North?

    Bruce E. Stemplewski, Apr 6, 2006
    Replies:
    4
    Views:
    18,844
    Bruce E. Stemplewski
    Apr 7, 2006
  22. Sam Wormley

    User Equivalent Range Error (UERE)

    Sam Wormley, Nov 16, 2005
    Replies:
    1
    Views:
    23,281
    Sbaoqi
    Nov 17, 2005
  23. Jornt v.d. Wiel

    WGS84 to metres conversion (very accurate)

    Jornt v.d. Wiel, Jul 13, 2005
    Replies:
    10
    Views:
    16,633
    Keith Sheppard
    Jul 18, 2005
  24. Sam Wormley

    Clarification about the term "GPS Shutdown"

    Sam Wormley, Dec 16, 2004 ... 24 25 26
    Replies:
    511
    Views:
    28,710
    JJ
    Mar 2, 2005
  25. scootersite

    Converting hddd.mm.mmm to hddd.ddddd

    scootersite, Feb 23, 2005
    Replies:
    5
    Views:
    17,493
    [email protected]
    Feb 23, 2005
  26. Fanatic GPS User

    WSG 84 ---> UTM conversion

    Fanatic GPS User, Feb 14, 2005
    Replies:
    5
    Views:
    11,112
    Dave Patton
    Feb 14, 2005
  27. Dale Atkin

    Grid North vs True North? Calculating difference?

    Dale Atkin, Jan 29, 2005
    Replies:
    14
    Views:
    27,132
    Gary S.
    Feb 10, 2005
  28. ken mankoff

    GPS underwater

    ken mankoff, Dec 4, 2003 ... 3 4 5
    Replies:
    82
    Views:
    12,924
    Stan Gosnell
    Jan 29, 2005
  29. Fred

    Bush to consider shutting down GPS in extreme emergency

    Fred, Dec 16, 2004 ... 15 16 17
    Replies:
    329
    Views:
    19,985
    Marc Brett
    Jan 13, 2005
  30. David

    Impact of continental drift on GPS accuracy

    David, Nov 2, 2004 ... 2 3
    Replies:
    54
    Views:
    16,822
    Dene Oehme
    Dec 18, 2004
  31. Bruce Stemplewski

    Accuracy of converting semicircles to degrees

    Bruce Stemplewski, Nov 27, 2004
    Replies:
    4
    Views:
    19,333
    Gene S. Berkowitz
    Nov 29, 2004
  32. Arvid Løvik

    In some ebay auctions it states: UPC was removed

    Arvid Løvik, Nov 20, 2004
    Replies:
    19
    Views:
    14,721
    Angus
    Nov 28, 2004
  33. Quiet Voice

    Military Date-Time group format....WHY????

    Quiet Voice, Nov 4, 2004
    Replies:
    10
    Views:
    20,099
    gpsmaps
    Nov 6, 2004
  34. Dave Brown

    ICD 153 Interface

    Dave Brown, Sep 25, 2004
    Replies:
    4
    Views:
    26,650
    Dave Brown
    Sep 28, 2004
  35. Steve

    Converting Lat/Lon from GPS

    Steve, Jul 12, 2004
    Replies:
    6
    Views:
    12,935
    David Lee
    Jul 13, 2004
  36. Luscar

    Convert Leica to Rinex

    Luscar, May 25, 2004
    Replies:
    1
    Views:
    22,128
    Paul Hirose
    May 27, 2004
  37. Audi

    Whats the Smallest GPS Transmitter?

    Audi, May 17, 2004 ... 2
    Replies:
    25
    Views:
    11,150
    Chris Malcolm
    May 20, 2004
  38. Paul

    GPS warm vs cold start

    Paul, Apr 22, 2004
    Replies:
    8
    Views:
    14,623
    Dale DePriest
    Apr 23, 2004
  39. Meindert Sprang

    GPS outputting magnetic variation?

    Meindert Sprang, Feb 13, 2004 ... 2
    Replies:
    20
    Views:
    18,020
    Meindert Sprang
    Feb 14, 2004
  40. carl

    ephemeris vs almanac

    carl, Dec 16, 2003
    Replies:
    9
    Views:
    18,250
    Stefan Kvist
    Dec 17, 2003
  41. GO

    How do I temp disable a gps tracker in my work vehicle ?

    GO, Nov 18, 2003
    Replies:
    5
    Views:
    14,256
    Holger Issle
    Nov 19, 2003
  42. Bijan

    Can GPS tell me what town I am in?

    Bijan, Nov 2, 2003
    Replies:
    8
    Views:
    26,666
    Don A
    Nov 3, 2003
  43. deecee

    Sub-Meter Accuracy

    deecee, Sep 18, 2003 ... 2 3 4
    Replies:
    72
    Views:
    14,586
    Andy
    Oct 1, 2003
  44. Peter Hamilton-Scott

    Explanation sought concerning gps semicircles.

    Peter Hamilton-Scott, Sep 24, 2003
    Replies:
    5
    Views:
    17,524
    Cherrie
    Sep 26, 2003
  45. steve

    Computing Azimuth and Elevation using GPS coordinates

    steve, Sep 23, 2003
    Replies:
    5
    Views:
    12,605
    Ed Williams
    Sep 26, 2003
  46. Anonymous

    What is HDOP and VDOP?

    Anonymous, Sep 20, 2003
    Replies:
    3
    Views:
    53,062
    Sam Wormley
    Sep 20, 2003
  47. Fabrice MENARD

    RTCM data format

    Fabrice MENARD, Aug 28, 2003
    Replies:
    6
    Views:
    13,836
    Sam Wormley
    Aug 28, 2003
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