**GPS LINKS:**

# GPS Information

## Garmin and General GPS

> Joe Mehaffey and Jack Yeazel\'s GPS Information Website: Great Jumping
> off spot for all things GPS
>
> [Dale DePriest\'s Index of GPS Information --Another A must see
> section of our website (Link)](http://celia.mehaffey.com/dale)
>
> <http://joe.mehaffey.com/>
>
> Peter Bennett's GPS Link Site: A great FAQ jump site and lots of info
> on NMEA.
>
> <http://vancouver-webpages.com/pub/peter/index.html>
>
> Sam Wormleys GPS Error page: Great cheatsheet on how to estimate your
> GPS Accuracy. Don't take those vendors words. Trust your own plot!
>
> <http://edu-observatory.org/gps/gps_accuracy.html>
>
> Peter Dana's Univ. of Texas materials on the GPS System overview. You
> read this and you'll be smarter.
>
> <http://www.colorado.edu/geography/gcraft/notes/gps/gps_f.html>
>
> GPS Resource library: An incredible link and jump off site for all
> things GPS.
>
> <http://www.gpsy.com/gpsinfo/>
>
> GPS World magazine homepage
>
> <http://www.gpsworld.com/gpsworld>

## Realtime DGPS and CORS and US govt. GPS web sites.

> What is DGPS? Good site by Celia
>
> <http://celia.mehaffey.com/dale/dgps.htm>
>
> U.S. Forest Service GPS Site: Great links to GPS receiver accuracy
> reports.
>
> <http://www.fs.fed.us/database/gps/gpsusfs.htm>
>
> Find a Beacon Reference Station in your area. If real-time, the
> Frequency shown for sites is valuable for locking into signals.
>
> [[http://www.trimble.com/findbeacon.asp]{.underline}](http://www.trimble.com/findbeacon.asp)
>
> Current status of the U.S. Coast Guard Beacon sites. Select the
> region.
>
> [[http://www.navcen.uscg.gov/dgps/coverage/]{.underline}](http://www.navcen.uscg.gov/dgps/coverage/)
>
> For more on NDGPS System. Click on the Status Sidebar to see about
> outages in your area:
>
> <http://www.navcen.uscg.gov/dgps/ndgps/default.htm>
>
> National Park Service GPS Website. Tim Smith has lots of info on the
> Garmin line of products.
>
> [LINK Down](http://165.83.119.44/npsgps/)
>
> Tim Smith's National Park Service GPS FTP Site: This is where you can
> download datadictionaries, and powerpoint presentations of GPS shows.
> NPS ONLY
>
> <ftp://165.83.119.44/>
>
> Karl Brown's USGS GPS page. Follow links on Services for PPS on how to
> send in a PLGR for warranty service, Trouble Shooting Tips on the PLGR
> and a recommended list for accessories..
>
> <http://biology.usgs.gov/gps/new.html>
>
> Natural Resources Conservation Service GPS web site. Lots of training
> materials for Garmin / DNR Garmin and PLGR use.
>
> <http://www.ftw.nrcs.usda.gov/gps/GPS_intro.html>

# 

# Hardware

# Trimble Navigation

<http://www.trimble.com/index.html>

Garmin Homepage. Click on the Support link and find FAQ's, Downloads and
technical support regarding the entire fleet of Garmin receivers.

http:// [www.garmin.com](http://www.garmin.com/)

# 3-D Marketing -- A one-stop shop for all your Garmin PLGR Accessories including DGPS Realtime Kits, antenna cables and batteries.

[[http://www.3dllc.com/]{.underline}](http://www.plgr1.com/)

Garmin GPS Receiver Manual: Dale DePriest tells you more in simple
language. (Link)

<http://celia.mehaffey.com/dale/wgarmin.htm>

Unofficial Garmin FAQ Page: A little out of date, but this will help
those with older Garmin units, like the 45 or 12 series

<http://www.abnormal.com/~thogard/gps/g45faq.txt>

# Software:

## PLGR's

Wellston Technologies -- download software for the PLGR

[http://www.wellston.com](http://www.wellston.com/)

## Garmin Here is a list of standalone 3^rd^ party sharewares and ArcView extensions that allow download and transfer of Garmin data into ArcView. At this time, we recommend the Waypoint+ software for downloading and the AVGarmin ArcView extension for creation of ArcView shapefiles.

### Minnesota's DNR Garmin Extension

> This is currently (2003) the preffered route for incorporating Garmin
> Data into ArcView. Both a program and ArcView extension called DNR
> Garmin version 2.96 (current as of March '02)
> [[http://www.dnr.state.mn.us/mis/gis/tools/arcview/extensions/DNRGarmin/DNRGarmin.html]{.underline}](http://www.dnr.state.mn.us/mis/gis/tools/arcview/)

### 

### Waypoint+

> Waypoint+ version 1.8.03 (current as of Feb. '02) (A WIN NT/95
> shareware program that is able to upload, download Garmin GPS data
> (supports 12, 12XL, 12XLMap, 48, 45, eTrex, III+ only). This shareware
> allows matching the NAD27 datum in Alaska ArcView data with exported
> GPS data. Saved data files can be then imported into ArcView using the
> AVGarmin extension.
>
> [[http://www.tapr.org/\~kh2z/Waypoint/]{.underline}](http://www.apl2000.com/)

### AVGarmin 2.1.99

> AVGarmin version 2.1.73 (current as of Feb. '02). A free ArcView
> extension that imports the Waypoint+ file and creates point, line or
> polygon shapefiles. Must use in conjunction with Waypoint+.
>
> <http://maphost.dfg.ca.gov/>

## 

## Trimble Trimble Mapping Grade Receiver Page.

> Trimble's Mapping Grade GPS site: Shop here first for information on
> the entire Trimble line of products. Click on Support and navigate to
> your system to download any new updates.
>
> <http://www.trimble.com/mappinggis.html>

# Links to Third-Party GPS Mapping Software

There are many topographic mapping software choices. Here is a short
list of software that provides high quality topos with good GPS
connectivity, route profile. Some with export formats capable of viewing
in GIS.

Comparison matrix for browsing various topographic mapping software from
a 4 wheel drive Travel store.

<http://www.4x4books.com/maptable.htm>

MapTech Navigator Software: High resolution of Digital Raster USGS
Quads. Coming out in May 2002 are improvements in the MapTech Navigator
PRO Series. The upgrade will include export of GPS data in shapefile
format. Only one of my top three that has the NGS control embedded in
product.

<http://www.maptech.com/land/TerrainNavigatorPro/index.cfm>

National Geographic's Topo product. Very nice statewide product with
shaded relief. Export as high res. Tiff. Must purchase the ArcGIS or
ArcView product for viewing in ArcGIS or ArcView (note ArcView viewer
not available for Alaska)

<http://maps.nationalgeographic.com/topo/>

Delorme Topo Product: High quality 3D topo quality

<http://www.delorme.com/topousa/default.asp>

**Misc. Software**

Free Trimble Planning Software Use this to plan your day. Will require
this program and an updated Ephermis file. Get both from here:

<http://www.trimble.com/planningsoftware_ts.asp>

GPS PhotoLink Software: Link Garmin GPS with a digital camera. New and
updated software, Nov 2003. Download the free version for 10 attempts.

<http://www.geospatialexperts.com/gpsphotolink.html>

# PDA's and Mobile Computing / Field Dataloggers

ESRI ArcPad Version 6.0 has just been released (March 2002). ArcPad is
\$495. An upgrade from ArcPad version 5.0 is \$150.00. The Application
Builder includes ArcPad will be about \$1500.00. These prices do not
include the GPS and DataLogger required to run this WINDOWS CE software.

<http://www.esri.com/software/arcpad/index.html>

ArcPad White Paper on Mobile Mapping and GPS
<http://www.esri.com/library/whitepapers/pdfs/arcpad.pdf>

Juniper Systems Allegro Field Computer

<http://www.junipersys.com/allegro_pc.htm>

Panasonic Toughbook Line of Laptop Computers. These are extremely
durable, and expensive

<http://www.panasonic.com/computer/notebook/html/01.asp>

Pocket PC Comparison: A pretty useful matrix for deciding on your PDA.

<http://www.cewindows.net/wce/30/pocketpccomp.htm>

Compaq's line of pocket PC's:

<http://www.compaq.com/products/handhelds/pocketpc/index.html>

Compaq Expansion pack for the Compaq IPAQ: This allows extra battery
time and dual expansion slots for your 2GB harddrive or other
accessories

<http://www.compaq.com/products/handhelds/pocketpc/options/expansion_packs.html>

2GB Data pack for the Compaq IPAQ. Store plenty of map data on your
handheld.

<http://www.kingston.com/pccard/datapak.asp>

Dataanywhere. One-Stop shop for all your IPAQ and PDA accessories

<http://www.datanywhere.com/>

At Work Computers: Ruggedized datacollectors running Windows CE. These
are tough, but expensive.

<http://www.atworkcom.com/products/ranger133.asp>

Husky Dataloggers: More ruggedized field dataloggers.

<http://www.tdsway.com/prices/prices-husky.htm>

# 

# 

# Links to other GPS Information Sites

Never trust the accuracy. Find out for yourself by searching for Survey
control in your area - National Geodetic Survey. Enter the coordinate
and radius of a circle for searching. Go to main page for links to all
your shareware PC software like NADCON or Corpscon software.

<http://www.ngs.noaa.gov/cgi-bin/ds_radius.prl>

Very Cool visualization of the 7000+ space objects (including GPS
Satellites) that are being tracked by NASA. Go to this site and this
will spawn a Java window depicting Earth and realtime space objects. By
selecting Military Satellites, you can see the GPS satellites overhead.

<http://liftoff.msfc.nasa.gov/Realtime/JTrack/3D/JTrack3D.html>

U.S. Naval Observatory -- Time Service Department. GPS information,GPS
time and NANUS.

[http://tycho.usno.navy.mil](http://tycho.usno.navy.mil/)

Visual GPS: Shareware that demonstrates the accuracy of your GPS and the
travelings of SA

<http://www.apollocom.com/visualGPS>

Interactive GPS Satellite prediction:

<http://sirius.chinalake.navy.mil/satpred/satpred_query.cgi?dl>

GPS drawing project. And you did not have enough time on your hands...

<http://www.gpsdrawing.com/>

The Confluence Project: A sort of "Leave only footprints; take only
coordinates" approach. The goal of the project is to visit each of the
latitude and longitude integer degree intersections in the world, and to
take pictures at each location. Next time your at 65degN; 155W why not
do something useful!!!

<http://confluence.org/index.php>

GPS mapped trails around the state of Alaska. If anything, this site is
worth the visit just to see your "mouse trails"

<http://www.touralaska.org/maps1/>

Sunspots and the Solar Cycle: Were at the peak of solar activity
(2001-2002). This can mean disturbance to your GPS mission and
incredible northern lights. This is a great site for all things to do
with the sun.

<http://www.sunspotcycle.com/>

MapTools: Download useful map tools via PDF. Make your maps GPS ready!

<http://www.maptools.com/>

**Alaska Fun Sites:**

Arctic Orienteering Website: Become better at GPS when in the woods.
Check out the Anchorage Arctic Orienteering page.

<http://www.alaska.net/~oalaska/>