- Apelco Fish Finders - Raytheon's
line of sports boat fishfinders. Pictures and descriptions of models available.
- Aurizon Fishing Technology -
Manufacturer of portable and handheld fish finders and electronic lures in
- Boundary Waters LC-10 -
Portable depth finder.
- Eagle Fish Finders - Pictures
and descriptions of Eagle fish finders. Featuring online user manuals for
- Furuno - Furuno manufactures
marine electronics, radar, communications and Depth Sounders and Fish
- Golden-Key Scientific Technology
Company - Manufacturer of pocket sized fish finders, diving communicators
and wireless fish finders. Located in Hong Kong.
- Garmin - Garmin fish
- Handheld Fish Finders
from Aurizon Technologies - Manufacture of advanced marine and fishing
electronic instruments. Products range of Fish Finders, GPS and
- Humminbird - Manufactures
marine electronics under the Humminbird and Teleflex Sonar brand names. Product
line - Piranha, Legend, Humminbird fish finders and Fisheye under water viewing
- Interphase Technology,
Inc. - Manufacturer of scanning sonar fish finders and depth sounder
products for the commercial and recreational boating, fishing, sailing, and
marine research markets.
Marine Electronics - Color fishfinders, plotters and scanning sonar
- Lowrance - Marine Products -
Manufacturer of marine fishfinders and GPS/sonar plotters. Product pictures,
descriptions and specs. Downloadable online product manuals, dealer locator,
factory flat-rate repair pricing guide.
- Manta Hand Held Sonar -
Mantasonar provides hand held sonar for helping to locate fish even when ice
- Moor Electronics -
Trolling and downrigger instruments from the top to 200 feet deep. Buffalo,
- Nature Vision Inc. - Aqua-Vu
underwater video viewing system for ice anglers who want to see what is going
on down there.
- NorCross Marine
Electronics - Wireless marine electronics including depth sounders and the
wireless data center.
- SeaViewer Underwater Video
Cameras - Underwater video cameras for viewing or recording on the surface,
without getting wet. Used as fishfinders and to check prop, hull, anchor,
bottom or bait.
- Si-Tex Fish
Finders - Descriptions of various types of fish finders and depth sounders
offered by Si-Tex. Links provide generic information via FAQ.
- Vexilar - Marine electronics
and accessories for the sport fisherman, including color flashers, LCD graphs,
and handheld depth finders.
- Zercom Marine - Manufactures 3
color flashers and LCD graph depth sounders.
- Aurizon Technologies
- Manufacture of advanced marine and fishing electronic instruments. Products
range of Fish Finders, GPS and Telecommunications.
- Accord Software and Systems
- Offering GPS receiver products and software engineering services as well as
customization of GPS receivers as per client requirements.
- All Star GPS -
Discount retailer of the NeoGPS receiver and NaviRover software navigation
system for laptop, notebook, pda or pocket pc.
- ARLA GeoSystems - Source
for GPS information and training. Trimble ProXRS and GeoExplorer3 receivers,
top 10 websites, GPS for educators and free help.
- Bellco Sales - Global
positioning systems, accessories and support software including products for
- Chartracer Software -
Cartographic Software is for making moving maps on which GPS data from a serial
port are plotted. Data are tracked remotely via CDPD modems and internet sites.
- CommLinx Solutions -
Specializing in the development of GPS and communications systems.
- CommSystems Intermountain -
Source for global positioning system accessories, software and
- Competitio - GPS products and
services for performance tracking of outdoor training and competition
- Corvallis Microtechnology, Inc.
- GPS/GIS field equipment, software, and training.
- CTI Vehicle Tracking -
GPS-based vehicle tracking systems.
- DataGrid GPS -
Geo-ID GPS/GIS datacollectors store input data from three external sensors
(standard) using serial or analogue input, and store the data alongside GPS
positions with meter range of centimeter range accuracies.
- Destinator -
Personal GPS Navigation Systems - Fully featured mobile GPS navigation
system for handheld computing platforms.
- Donawald Enterprises
Outdoor World - Vendor of various manufacturers GPS products.
- Earth Vector Systems -
Manufacturer's representative for Trimble Navigation, featuring high-accuracy
Global Positioning Systems, computers, software and related equipment. Services
include sales, rentals, training, technical support and equipment repair.
- Environmental Studies - Precision Farming, GPS GSM tracking collars for wildlife/pets/dogs/animals/birds, Satellite telemetry equipment wildlife, ARGOS terminals wildlife, Hunde GPS GSM Halsband
- ExpertGPS Mapping Software -
GPS mapping software for Windows with USGS topo maps and aerial photos. Works
with Garmin, Magellan and Lowrance GPS systems.
- ExploreGPS - Garmin GPS
Systems including receivers, software and accessories with free
- Garmin - garmin gps global
- GENESIS - Suite of data
services that brings together the new Earth science products to be produced by
spaceborne Global Positioning System (GPS) receivers. It serves mainly as a
database for GPS occultation observations.
- Geodiscovery The Power of
Place - Products include the Geode (GPS SpringBoard module for Handspring
Visor), GeoView Web software for internet, GeoView Mobile for Palm OS, and
GeoDiscovery Content Library. Combines internet technology, handheld computing,
and global positioning systems. On-line demo.
- GeoFocus, Inc. - Specializes in
GIS and GPS solutions to vehicle tracking, agriculture, and other applications.
- GeoPlane Services - GPS sales and
rental equipment for the survey and mapping industries.
- George E. Delahay and Son -
Sole United Kingdom importer of Lowrance Avionics Airmap GPS.
- Georgian Marine Electronics
Provides quality marine products: GPS, Navigation & Communication Products from Raytheon, JRC, StatPower, Northstar, Shakespeare, Garmin, Standard Horizon, Lowrance, Eagle - NDI Digital Ocean Marine Charts - Digital Topographical Maps by Fugawi and QuoVadis. Lot's of Info!
- Global Locate, Inc. -
Global positioning systems (GPS) services for the wireless industry.
- Global Mapping Services -
GPS surveying consultant based in Williams Lake, BC, Canada specializing in
centimetre-level GPS surveying and digital mapping services for a variety of
- Global Positioning System
Tables For Cars & Trucks. - Global Positioning System table for cars.
Hold laptop running GPS mapping software. Fits on vehicle center
- Global Utility Mapping Systems -
Provide location mapping software, hardware and global positioning systems to
broad range of industries for companies who require rapid response together
with economical operations for their in field personnel.
- Prices, photographs and details of GPS systems for outdoor recreation.
Features general GPS information and a glossary of technical terms.
- GLOGEO - Manufacturer of
navigation receivers, GPS, GLONASS, EGNOS, WAAS and antennae for marine,
vehicular, and portable use including PPS, RAIM, AGC, synchronization,
satellite and technology transfer.
- GPS by Globespotter - GPS
education, news, hardware, software, and links. Digital mapping.
- GPS Central (Canada) - Online
shopping for recreational, automotive and marine GPS receivers and accessories.
- GPS Clocks for Computer Time
Synchronization - Learn about how to use GPS for computer time
synchronization. We offer a GPSClock (for computer use) that's accurate to a
millionth of a second. Ideal for running a stratum one NTP server.
- GPS Discount - Line of
Garmin and Magellan GPS systems, including color maps, street finders, and
- GPS Discounts for
Educators - GPS special pricing for Trimble GeoExplorer 3 and ProXR/XRS
educator kits. GPS education and training courses. Tutorials to learn about the
GPS system. GPS consulting and course development.
- GPS GIS Systems Intergrator -
Design tracking and notification systems that are used in conjunction with the
Global Positioning System (GPS). Integrate GPS technology, digital mapping, and
wireless communications and customized computer software. This winning
combination provides companies with a 24-hour, 3-D, real time view of their
- GPS Maps for Recreation
and Travel - Try and buy GPS maps and guides for hiking, paddling,
snowmobiling, skiing, on- and off road sightseeing. Map data includes
waypoints, routes, and tracks for handheld GPS and car navigation systems from
Garmin, Magellan and others. Available in Garmin MapSource, Wildflower
Productions Topo!, Maptech Terrain Navigator, TopoGrafix PanTerra, DeLorme Topo
USA TopoQuads and Street Atlas formats.
- GPS Products - Provider of GPS Products
(global positioning system) for commercial, government and special interest
- GPS Source - GPS Source specializes in GPS
signal amplification, repeating, splitting, networking, and filtering.
- The GPS Store - Offers Garmin, Magellan,
Lowrance, Philips, and Delorme GPS products. Worldwide shipping.
- GPS Systems Direct - Offers
global positioning systems, and GPS accessories from Magellan, Garmin,
- GPS technology - NovAtel Inc. - NovAtel Inc.
GPS products are used principally for applications in high-end markets such as
surveying, geographic information systems, aviation, marine, mining, and
machine control. Products determine precise geographic locations using the
Global Positioning System (?GPS?).
- GPS Warehouse - Supplier of Global Positioning
Systems - GPS related products for navigation and tracking, recreational,
automobile, marine, aviation, professional and OEM.
- GPS World Supply - Extensive
selection of Garmin products and accessories.
- GPS-Company.com -
Garmin GPS authorized for dealer handheld receivers, global positioning
systems, accessories and software for map upgrades.
- GPSNow.com - Retail recreational GPS
receivers and accessories by Garmin, Magellan and Lowrance with extensive
product information and comparisons. Topographic mapping software.
- GpsOz - GPS information, products and maps
for Australian users.
- Halltech Atmospheric Systems - Provide
Global Positioning Systems (GPS), navigational electronics, and satellite
communications systems for those involved in marine, terrestrial and airborne
- Highflight Aviation
Training - Offering "Ultimate GPS - The Seminar", an intensive 2-day GPS
navigation class for pilots, held in various locations throughout the United
- HunterPro - GPS vehicle tracking system
personal security products for companies or individuals
- Integrated GPS Technologies, Inc. - Supply a
range of GPS/GIS hardware and software for geodetic surveying, mapping, and
navigation. Includes technical papers, software downloads, and product
- Kuhagen, Inc. - Global
Utility Tracking Systems ("GUTS") provides utility, pipeline, locating, and
construction companies with global technology in monitoring, patrolling and
protecting facilities anywhere in the world.
- Kym GPS Mapping and
Surveying - Mapping of European agriculture, farming and golf courses as
well as worldwide surveying for forestry, roads,mineral exploration, pipe lines
Electronics - Global Positioning System products including antennas and
software. Dealer for Garmin and others. Site has general GPS information and
some product reviews.
- Lowrance Australia - Exclusive
Australian distributor of Lowrance sonar mapping and global positioning system
electronic instruments for marine outdoor and aviation navigation.
- Magellan Corporation -
Manufacturer of handheld and portable GPS systems. Technology facts and product
- Manning NavComp - Developers of
RASTRAC software, and integrators of systems for management of mobile assets
and vehicle tracking. Product pictures, descriptions and FAQ. Dealer locator.
- MCS Vehicle Systems -
Offering GPS vehicle tracking and navigation systems.
- Mercator, Inc. GPS Rentals and
Sales - GPS systems rentals and sales serving users world-wide especially
for the survey industry. System pictures, descriptions and pricing.
- Moore Associates - GPS
receiver performance analysis software for most manufacturers receivers and
- NAVICOM Co., Ltd. - Provides
GPS solutions and telecommunication solutions.
- Navtech Seminars and GPS
Supply - Specializes in GPS related training and educational seminars,
books, software, and equipment
- NavTrak - Sales of GPS
products, marine electronics and land mobile communications equipment.
- New Century Software, Inc. -
Provides an online facility to automatically differentially correct Trimble SSF
files and convert GPS data into usable GIS data.
- Newpoint Gear - GPS
equipment, outdoor gear and a custom line of clothing.
- Northstar Products
& Services - Manufacturer of marine GPS and DGPS receivers and chart
plotters. Product pictures, descriptions, diagrams and extensive specs. Product
support and download section.
- Northern Navigation
- Sells precision GPS-based farming equipment including Starlink and Ag Leader
DGPS receivers, yield monitors, mapping and guidance systems, and software.
- OmniSTAR - Worldwide
differential global positioning systems with many widely-spaced base stations
for multi-site solutions. Maps and descriptions of service regions, technical
information and pricing.
- Palm Computing Center
Lausanne - GPS systems for Palm OS PDA and PocketPC handhelds with
MapViewer maps for both systems.
- Pharos GPS Navigation
Solutions - Provider of GPS navigation, positioning, and telematics
solutions for the PDA market.
- Planet GPS - GPS Receivers and
accessories by Garmin, Magellan, Lowrance and other manufacturers on offer.
- Positioning Resources -
Software which allows users to take GIS maps out into the field and create
accurate, geographically referenced records on the spot.
- Richmond Systems
Limited - CMT brand GPS equipment sales, rentals, and repairs.
- Rikaline Marketing - Offering
a variety of GPS products including handhelds, receivers, tracking systems and
fleet management solutions.
- SiGem - Offers advanced
semiconductor technology knowledge. GPS (Global Positioning System) products
include GPS antennas, GPS modules, and GPS design kits.
- SiRF - Manufacturer of GPS chips
designed for integration for a variety of navigation products and applications.
- Skywave Marine Services and
Electronics - Suppliers of marine radios, gps navigators and communication
services, and second hand equipment.
- Spirit GPS/GLONASS
Technology Licensing - Licenses GPS and GLONASS technologies to GPS
- Starlink DGPS -
Differential GPS equipment for marine navigation, precision farming, crop
spraying systems, geographic information systems (GIS), and aerial navigation.
- Stone Technologies -
Global positioning systems, security and fire alarms. Electronic engineering,
custom design, development and manufacturing. Authorized dealer for GPS
- Telematicstech -
Specializes in telematics and GPS location technologies.
- Teletype UK - Teletype is
one of the leading UK manufacturers of portable GPS equipment.
- Timing Technology
Inc. - GPS Time & Frequency Systems,GPS Engines,GPS Timing
Boards,atomic oscillators,timing technologies.
- Topografix: 1.6 Million US
Waypoints - GPS software and database of 1.6 million waypoints for Garmin
and Magellan GPS receivers. Software may be downloaded for free
- TravRoute - TravRoute's
division of ALK Associates, Inc. manufactures products that deliver
turn-by-turn directions, real-time mapping, and real-time travel information to
vehicles so drivers always know exactly where they're going.
- Trimble - Marine
Products - Manufacturer of GPS equipment in marine navigation, marine
survey systems and communications systems. Product pictures, descriptions and
data files. Searchable database specific to product line.
- Trimble GPS Systems -
Trimble's GeoExplorer 3, ProXR, ProXRS, and TerraSync are described here to aid
your purchase decision. We advise you on the best GPS for your application.
- TVP Positioning AB
- Manufacturers of tracking and positioning equipment. Small GPS units at 70
grams and GPS collars from 120 grams are used for wildlife management.
- Video Mapper - Portable,
rapid acquisition system providing GPS positioned data together with annotated,
geo-referenced digital images.
- Western Data Systems
- GPS rentals and sales, including used demo units for sale.
- Yoas Services - Garmin GPS systems
and accessories as well as USGS topographic maps, DeLorme atlases and 3-D map
Information & Software
- Address to GPS Coordinate
Converter - Web application to determine the GPS coordinates of addresses
in the United States and Canada. Produces a printable page with adjacent map.
- Andrew's web site - for an
alternate view of gps topics.
- Australian Global Positioning
Systems Society - A free membership society to bring together the
delegates, sponsors, and exhibitors for the Satellite Navigation Conference and
to foster, develop, and assist the Global Positioning System disciplines.
UniStrong Science and Technology - Provides GPS receivers, antennas and
related accessories including mapping software.
- Dale DePriest's
Navigation and GPS Articles - for everything gps. Lot's of Info!
- David L. Wilson's
GPS Accuracy Web Page - Global Positioning System Accuracy
- Emily Programme - A system
study researching the coupling of terrestrial positioning and the
- GIS Services - Specializes in
ArcView GIS training and provides commodities, services and training for
implementing and integrating solutions with GIS, GPS, AVL, internet mapping and
- The Global
Positioning System: The History of GPS - The history and story of how the
Global Positioning System evolved from the development of the world's most
accurate timepieces, atomic clocks, by physicists looking into the nature of
time. Adapted from an article written by MIT scientist Daniel Kleppner.
- GPS Application for
Nokia 92xx - GPS application for sharing navigational data with other
- GPS Applications Exchange
- GPS technology usage world-wide is featured. GPS application stories are
accessed by geographic regions. GPS tutorials are available to enhance
- GPS Control Base Station on
Internet - GPS Base Stations located in New Zealand, Australia, and New
Guinea. Download GPS data files for $40-$70 per day.
Deformation Monitoring - Objective is the development of a system for rapid
and inexpensive monitoring of unstable slopes, such as pit walls, earth\rock
slopes and dam walls using global satellite positioning technology.
Kwajalein - GPS Ground Station on Kwajalein Island, photographs of the
island and site. Links to others GPS sites.
- GPS Navigator
Adventure Magazine - Online place for learning what GPS is, how to use a
GPS receiver unit and share stories with fellow users.
- GPS Precise Orbits
- Global Positioning System satellite ephemerides ("orbits") information for
the general public, from US NOAA. GPS precise orbits are derived using 24 hour
data segments from the global GPS network. An informational summary file is
provided to document the computation and to convey relevant information about
the observed satellites, such as maneuvers or maintenance. Orbits generally are
available 2 to 6 days after the observation.
- GPS Site
from Univ of Texas - Global positioning system overview and bibliography.
- GPS Status Information
from US Naval Observatory - Via ftp.
- The GPS Waypoint Base -
Non-commercial project allowing the collection or submission of GPS waypoints.
- GPS.cx Portal - Site with product
information, etrex updates and a collection of links and articles about GPS.
Positioning Algorithm - An algorithm for obtaining an exact solution for
the three dimensional location of a mobile given the locations of four fixed
stations (like a GPS satellite or a base station in a cell) and the signal time
of arrival (TOA) from the mobile to each station. From Ralph Bucher.
Global Differential GPS - C-language software package for GPS-based
real-time positioning and orbit determination. Includes system overview,
technical papers, and a live demo .
- Mehaffey and Yeazel's GPS
Information - Dozens of reviews and technical articles on GPS receivers and
software, and a huge list of GPS links. Lot's of
- Outdoor Gear
Reviews - GPS receiver comparisons.
- Peter's web site.
- for lots more detail on many items. Lot's of
Sam's gps site - for an academic view of gps.
Navigation and Positioning Group (SNAP) - SNAP is Australia's largest
academic GPS research group specialising in high precision GPS technology and
- Septentrio Satellite
Navigation - Dual frequency GPS & GLONASS, as well as EGNOS, WAAS and
MSAT based on an in-house single baseband processor.
- Tom Born's site - For more
- Travel by GPS -
Downloadable free GPS maps for travel adventures, self-guided tours, and
outdoor activities. Map data includes waypoints and routes for use with
handheld GPS and
car navigation systems. GPS
- USCG Navigation Center -
GPS, DGPS, LORAN-C, OMEGA, navigation systems, GPS navigation, DGPS navigation.
- Waypoint Database - A
database of geographical waypoint information and utilities for GPS/GIS users.
- Wing Way
Systems - Navigation-Wonder, a shareware GPS mapping navigation software
including voice response system [Windows].
Palm - Navigation
- Cetus GPS - Navigation,
tracking and field data collection software for PalmOS handhelds.
- Dale DePriest's Palm
Site - Everything you wanted to know about navigation and gps on the palm
platform. Lot's of
- Delorme - Earthmate GPS and
Solus Pro Palm Software
- Navigation and
PalmPilot - A list of products and links for GPS hardware and software for
the Palm/Pilot platform.
- Geocaching.com -
Includes large database on caches to hunt down, along with general information
on geocaching. Cool
- Buxley's Geocaching
Waypoint - Explanation of the sport, collection of recent news stories,
maps of cache locations, a FAQ, and announcements of geocaching parties and
- Degree Confluence Project -
A project with the goal to visit each of the latitude and longitude integer
degree intersections in the world, take pictures at each location, and post
pictures and stories on the website. (Not exactly geocaching...)
- Geocache Rating System -
Tool for helping geocachers rate the overall and terrain difficulty of their
- Geocaching Fun - Offers
alternative geocaching uses including cache travel, which takes you on a cache
tour of popular tourist attractions.
- Geocaching Geocoins Canada -
Geocoins are numbered geocaching coins that are designed to provide geocachers
with a collectable, tradable and trackable cache prize.
- Geocaching Worldwide -
Provides listings of caches. Lets you search for caches by activity, location,
and historical significance.
- Geodashing - A
version of the GPS game in which teams try to reach random waypoints all over
the globe. Features rules, FAQ, mailing list, and archive.
- GPS Gold Rush - An outdoor
scavenger hunt with cash prizes to the winners.
Groundspeak Forums - Geocaching discussion forum. Topics on general
questions, geographical regions, adventures, and GPS related issues.
- The Maryland Geocaching Society -
Geocaching related resources related to caching activities in Maryland. Site
includes forums, chat, cache listings and coming events
- Navicache - Provides a wide range of
information and listing resources for the geocaching enthusiast including
worldwide cache listing service, forums, and chat
Geological Survey - Geocaching - State government site providing an
explanation and introduction to geocaching within the state of Utah.
- About FRS Radios -
Informative website for FRS beginners and potential buyers of FRS radios.
Technology Review - Information about the FRS radio service in Q&A
- ICOM America,
Inc. - Manufacturer of marine radios. Product pictures and descriptions.
Sales specials and dealer information.
- FRS Zone: FRS review and comparison
site. - This site compares the various FRS radios available. Reviews of FRS
equipment can be read and submitted.
- GearReview.com - FRS radio
- Impulse Marine Technology -
Sales and service of all types of marine navigation equipment.
Geosystems - Marine Systems - Advanced navigational systems for marine use.
Buyer's Guide - A guide to help you shop for GMRS and FRS radios.
- Ritchie Navigation -
Manufacturer of compasses and mounts for marine applications.
- Pat's Boating in Canada:
VHF Marine Radio - Synopsis of marine radio usage rules in
- Personal Radio Steering
Group. - The national organization which supports GMRS and FRS radio.
- Pinpoint Systems
International - Tactronics, a division of Pinpoint Systems International,
is the leader in development, manufacturing, and life cycle support of
ultra-rugged, tactical integrated electronics systems, marine electronics and
- PMR 446 - Information
on the PMR-446 radio communications service used in Europe as their equivalent
- Popular Wireless
Magazine - Online magazine and bulletin board with GMRS and FRS radio
- Roffer's Ocean Fishing Forecasting
Service, Inc. (ROFFS) - Provides real-time tactical and strategic fishing
forecasts for recreational and commercial fishing, using satellite-derived
environmental data, providing daily road maps to the fish.
- SEA Marine, a unit
of Datamarine International, Inc. - Manufacturer of marine radios,
satellite communication equipment, data communication equipment, hailers and
EPIRBS. Product pictures, information and specifications. Dealer locator.
- Shakespeare Composites and
Electronics - Manufacturer of marine antennas and related accessories.
Product pictures and descriptions. Technical section and suggested retail
- Simrad USA - Worldwide
manufacturer of marine electronics.
Marine Radios - Manufacturer of marine radios. Includes product pictures,
descriptions, specifications and FAQ.
- Worcester, MA
GMRS - General Mobile Radio Service Repeater serving the Worcester, MA