Q:What is GPS Mu meter ah, with the general said that the GPS measuring instrument what is the difference?

The amount of words on the handheld GPS, Magellan can be both economic and affordable.

Q:How to set the handheld GPS related parameters and coordinate conversion parameters throughout the country

Two. To coordinate the coordinate data of the control points obtained provide technical support unit of Beijing Unistrong companies around the branch responsible person to calculate the coordinate transformation parameters conversion parameters, or to obtain their own conversion conversion software. After the conversion parameters are calculated by the prompt input handheld GPS. Only after such a setup, after all the soil in the region when the coordinates of the GPS read out the coordinates of the point for the Beijing 54 coordinates.

Q:Mountaineering to buy a professional GPS or Mountaineering Watch

There is no need to buy too many devices. Now the phone is an essential tool, the phone has GPS,

Q:What do you need to test for GPS?

6 antenna type to give you a good positioning, GPS receiver requires at least 3 ~ 5 satellites are visible. If you are in a canyon or on both sides of the street, or in the dense jungle, you may not be able to contact with enough satellites, so that you can not locate or only two-dimensional coordinates. Also, if you're in a building inside, you may not be able to update your location, some GPS receivers have a separate antenna can be attached to the windshield, or built-in active antenna, or an external active antenna can be placed on the roof, the receiver which helps you get more satellite signals the. 7 other indicators to buy GPS equipment, according to the needs and use of the environment, size, weight, waterproof, shockproof, dustproof performance, high temperature resistance, power consumption and other indicators should be taken into account.

Q:How about the accuracy of the GPS handset?

So the selection depends on your needs the function and budget. Haida official website mall "mobile MGIS mall".

Q:Seeking the similarities and differences between RTK and GPS

RTK full name is GPS-RTK real-time dynamic distribution, which you know.

Q:What is the difference between a hand-held GPS and a car's onboard navigator

As the first floor of a friend to answer the same, the general application of hand-held devices in land surveying, mountain climbing and other precise positioning when measuring the use of. Long standby time, three good performance. Easy to carry. A single charge can be used for a long time (depending on the machine). Although navigation, but the map is not detailed. At the same time, there is an opportunity to have latitude, latitude and other information.The car navigation is designed for users to drive out, in the field when not familiar with the road, ah, not familiar with the surrounding buildings, such as parking, hospitals, restaurants, gas stations. Used. Map details. But does not provide information such as latitude accuracy. No elevation.Look what you're doing. There is also a mobile phone navigation function.If you are purely for entertainment, then choose the phone.If you want to navigate in the car, select the vehicle navigation.If you are a very professional outdoor sports enthusiasts on the choice of handheld.

Q:How to upgrade handheld navigator

Hello to the brand's official website to download the latest map copy to memory card on the lineI wish you a pleasant car!

Q:Can a handheld navigator connect a cell phone? Thank you

Mobile navigator can downloadOther purchases can not beNow basically use the phoneEasy update and operation

Q:Fuxin coordinates with the mapping of the seven parameters are what ah there is no professional knowledge to tell my brother I need to fill the gps... Thanks.

XYZ offset, XYZ twist, 6, plus a scaling factor.Seven parameters have to be calculated, or from the local surveying and mapping departments to.