Q:Handheld GPS buried in the soil there is a signal

It depends on how deep you buried the darker the GPS signal, and must ensure that the GPS antenna upward, the above can not be covered with metal objects

Q:What is the difference between professional navigation and professional GPS navigator

3 map software is accurate, you can identify the road on the viaduct, and you can tip up and down viaduct."This should be no problem currently on the market of the navigation software is mainly three: Skywalker, Kai Lide, cityonmap. Three navigation software has its own advantages and disadvantages. I personally feel that the person with Skywalker more, some car navigation systems (non open operating system) OEM software with Kay more than cityonmap map Skywalker is better but the interface is not good.4 mobile phone PDA load or other independent GPS devices can be.

Q:What is the difference between the phone's GPS and professional handheld GPS features and differences?

With more professional and more accurate positioning but are generally used dry batteries or rechargeable batteries not built-in rechargeable battery that is because handheld GPS users are mostly investigation or walk tourists convenient in use and emphasizes there is screen are generally of low power consumption for general color screen can only convey longitude and altitude mobile phone GPS is just a subsidiary function loading car navigation map

Q:Is it accurate to measure highway mileage with GPS handheld

As long as you can receive more than four satellites, and the signal is good, the accuracy should be high.

Q:I am a handheld GPS precision is low, how to use to be able to improve certain accuracy.

If the carrier phase measurement function is not available, you have the maximum accuracy of GPS accuracy of 1-10This can only improve the observation environment using SBAS and other ways to improve the accuracy

Q:I am a handheld GPS precision is low, how to use to be able to improve certain accuracy

Look at the maximum accuracy of GPSIf the difference accuracy can reach 1cm you can connect CORS single base station and other network RTK way to achieve the corresponding accuracy

Q:How to use the handheld GPS whole watershed investigation

Some people think that the use of critical state to solve the most value should be cautious, we must first distinguish the relationship between the two states

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:The navigation module it is "selph" three generation? Another one I mainly use it to measure the land area, easy to use, the error is not big?I want to buy Magellan 500 do not know whether it is good to use

A type specific.GPS chip area measurement is the most "selph" 3 generation, special machine is very good, the error is very small.

Q:How the German born handheld GPS Mu meter, I want to buy?

Brian GPS handheld measuring instrument type 30A is a German born Mu launched a new professional Mu instrument, using high sensitivity GPS receiver chip, GPS super signal tracking capability, satellite positioning easily.