Posts Tagged ‘Wide Area Augmentation System’

GPS Comparisons

Thursday, October 16th, 2008

With the release of several Global Positioning Systems (GPS) units used by golfers, motorists, navigators, mariners, aviators, pilots and fitness buffs, there are expected GPS comparisons that put borderlines between models. Comparing one from the other in terms of performance and pricing is but normal. Considering areas like smallness or largeness of GPS screen, richness of traffic data given, built-in features and affordability can be criteria for your to judge which one fits your needs.

GPS Comparisons place distinction between auto and handheld GPS equipment. Auto units are usually built in car vehicles while handheld ones are usually used by those who just want to place them in the pocket or attach to a belt. There are recreational GPS grade units that either display base map or none at all. Those units with built-in maps are more expensive than those without, but both are handy.

If what you are looking for is different from the standard handheld GPS, then you must try a unit that’s integrated with Wide Area Augmentation System (WAAS). GPS comparisons say this unit monitors geostationary satellites delivering correction signals much higher than those without WAAS. It also allows preciseness to beyond 16 feet under likeable scenarios. Magellan and Garmin brands are those that come with WAAS.

According to GPS comparisons, Magellan and Garmin GPS units are both integrated with built-in maps and display data on big screens. Garmin eTrex can last up to 20 hours on two rechargeable AA batteries while Magellan Meridian Gold can do 14 hours and even on field, it can last for eight hours. Getting the best unit of GPS would depend on one’s budget and purposes. Handheld units have own strengths and limitations as much as a car’s built-in GPS has. Both are equipped with computer-mapping programs, though.

Preciseness in taking distance and other important data are achieved by both most GPS types. GPS Comparisons say the demand for GPS has increased tremendously. Because GPS units are built in automatically in luxurious cars, the increasing demand for it is unstoppable. If you want to compare features and performance elements of GPS units, you might just have to consider canvassing about brands like Garmin, Navman, Mio, Magellan and Tom Tom. Compare their pricing, quality, built-in features, battery lifespan and durability.

In terms of GPS mapping data, GPS Comparisons tell there are some map programs sold to ensure accuracy of displaying data on your GPS monitor. Majority of what the market offers are sure to by-pass traffic areas ahead using GPS and compute new walkthroughs. If not employed properly, you might be out of right lane or off-track. In this case, not only will you be wasting fuel, you will also be delaying your trip.

GPS Handheld Mapping Devices – What Is The Difference?

Friday, October 10th, 2008

So many companies that offered GPS handheld mapping devices are operated today. Some of them are just among those many outstanding GPS handheld mapping providers such as Magellan, Garmin, Lowrance, and much more.

For those who are interested to acquire some knowledge about some of those GPS handheld mapping devices that are widely used by many nowadays, try to look at some of the information below about a couple samples of GPS handheld mapping devices. Note that these are just among the many GPS handheld mapping devices that are out in the market today.

One of the outstanding GPS handheld mapping manufacturers and providers is the Magellan GPS Company. Magellan GPS devised one of their excellent GPS handheld mapping receivers and that is the Magellan SporTrak Map which is a Euro base map. This certain GPS handheld mapping device is a scraggy well-built, lightweight and compact GPS handheld mapping device that provides an exceptional benefit for the outdoor junkies. Aside from that interesting of feature, the Magellan SporTrak Map as a GPS handheld mapping device has an accuracy of about 3 meters and highlights a 2 MB European mapping database.

For much detail, the Magellan SporTrak Map as one of the outstanding GPS handheld mapping devices has a free memory that is 6 MB for favors for downloading street-level maps. Besides of being a GPS handheld mapping device, the Magellan SporTrak Map contains seven huge graphical navigation displays for the adventure junkie to fully and clearly view all the details stored in such GPS handheld mapping device. With this certain GPS handheld mapping receiver, I am sure that you will gain something that will add a new level of pleasure to your adventure.

Another noticeable GPS handheld mapping receiver is the Garmin GPSMAP 76 unit. The Garmin GPS Company has designed this GPS handheld mapping receiver to give those adventure enthusiasts concrete GPS positioning through the correction data gathered from the Wide Area Augmentation System. This smart GPS handheld mapping receiver highlights a built-in quad helix antenna for an exceptional coverage and this particular GPS handheld mapping device can offer accurate position to less than three meters when acquiring WAAS adjustments.

Besides, the Garmin GPSMAP 76 as one of the notable GPS handheld mapping devices has an internal memory that is capable of eight megabytes for obtaining optional MapSource which is detailed maps, including some marine cartographic sketches. Lastly, this GPS handheld mapping device is capable of storing exact details about the worldwide cities and the nautical navigation aids.

GPS – Know Your Exact Position Anywhere In The World

Tuesday, October 7th, 2008

GPS [Global Positioning System] is a worldwide radio-navigation system formed from a constellation of 24 satellites and their ground stations. This system is mainly used to locate the position of the user at a time. Although GPS was originally intended for military applications, but now is mainly used in the marine-based services and land navigation. GPS can work for 24 hours in any weather condition, regardless of sun and rain.

Working GPS system

GPS works in a wonderful way. The GPS satellite circles the earth twice a day in a precise orbit and transmit signal information to earth. GPS receivers take this information and use “triangulation method” to calculate the exact location of the user. The meaning of “triangulation” is receiving radio signals from a distance. Along with knowing the distance, you also need to know exactly the position of satellites in space. This is done with the help of high orbits and careful monitoring of the instruments to locate the satellites. Finally, it is also necessary to correct any delays the signal that you may experience, as it has to travel a long distance through the atmosphere.

Importance of GPS system

GPS is important because it helps you figure out where you are and where we want to go when you’re traveling from one place to another. Navigation and positioning are important but cumbersome activities, GPS, which makes it easier. Once the GPS locates your position, and then starts the search for other factors such as speed, bearing, track, trip distance, sunrise / sunset time, distance to destination and Several other details. GPS uses “man-made” stars as reference points to calculate positions accurate to a matter of meters. However, with recent forms of GPS measurements that you can do much better than centimeter readings. It is therefore with the help of GPS that you can give a unique and specified address to every square meter on the planet.

You can obtain the services of GPS without subscription fees and creating positions. Therefore, in these days GPS finds its way into cars, airplanes, boats, construction equipment, farm machinery, laptop computers and movie making gear.

Modern GPS systems

As the world moves rapidly everyday life, there are newly discovered latest Garmin GPS receivers with WAAS [Wide Area Augmentation System] that can improve the quality and accuracy of the location of one at any time. Although no additional equipment is necessary, however, users take advantage of differential GPS [DGPS] to get correct signals within the distance of three to five meters.

Therefore, the use of GPS systems to maximize the benefits of modern technology.