Q:How do I still stay in the GPS navigation, GPS monitoring of the primary idea? FiveBusiness services, thank you!Future business services

6 people travel and adventure7 personal communication terminal (with mobile phones, PDA, electronic map integration)8 time synchronization of electric power, post and telecommunication9 accurate timing of admission10 accurate frequency of admission

Q:Handheld GPS and mobile phone GPS what is the difference?

The same: GPS main chip may be the same; can complete the GPS positioning;

Q:I would like to ask the GPS handset and GPS receiver (Surveying and mapping qualification application needs) is there a difference? If yes, what is the difference?

This is the case, GPS handheld refers to a thin hand, while the GPS receiver refers to the RTK host, equivalent to the base station in our industry said. The general application of Surveying and mapping qualifications are required for this application, referred to as RTK (1+1) set, level, theodolite, total station, walkie talkie, technical personnel.... And so on, are essential equipment.

Q:Can you buy a good handheld GPS in China? FiveTrouble master recommended several professional handheld GPS brand, in addition to handheld GPS can speed it? Thank you!!

The main function is to use navigation as long as the navigation function can be used

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:Mobile GPS can replace professional handheld GPS

No, the phone's GPS is used for navigation, professional handheld GPS is used for measurement. Navigation GPS cannot be used for measurement because of insufficient accuracy.

Q:How to hand GPS eTrex H data to the computer

You have a data cable, the computer installed on the MapSource software, connect the computer and handheld GPS can transfer data!!!"Shaanxi skmax navigation information Limited" GARMIN proxy (GARMIN official website can be found), contact (Xiao Hou) the hope can help to you, if you do not understand what we see on the Internet, may at any time, contact us

Q:Hand held GPS coordinate conversion method

By the 84 coordinates to Beijing 54 Coordinate. A collection of application area of high grade control data in GPS receiver applied earth area (such as a county) find three (or more) uniform grade (accuracy better) or GPS "B" dot, point the best is around without interference of electromagnetic wave, vision, satellite signal. To the local surveying and mapping management department (such as: the local bureau of Surveying and mapping, surveying and Mapping Institute) Gauss plane coordinate copy these points of the Beijing 54 Coordinate System (x, y), the elevation of H and WGS-84 coordinates of the geodetic coordinates (B, L), the high H.

Q:Handheld GPS each brand has what difference; different price difference in where is the positioning accuracy is different or what function is not the same?What are the differences between the measurements and the cars?

I was engaged in car GPS positioning, the first difference between different prices is the biggest cost of different module determines the price, this is the precise positioning of the key, but also the guarantee of product quality, rather than low-cost copycat version, as a kind of different price mobile phone, why Apple four generation sell so expensive but, only a few hundred to copycat.

Q:What factors affect the handheld GPS receive signal?

Active ionosphere, large canopy, high voltage wire, high building.... Have influence.