MUST HAVE GPS APP FOR LAND SURVEYOR (OVER 10 MILLION DOWNLOADS)

‘GPS TEST’ A MUST HAVE GPS APP FOR SURVEYOR (OVER 10 MILLION DOWNLOADS)

There are so many GPS apps can be found in the app stores with lot of recommendations and advertisements. But ‘GPS TEST’ simply outperforms them with its simplicity and in-depth information. Over 10 million downloads with excellent ratings and actual user reviews make this app a shining star.


 

Land surveyors mostly deal with UTM coordinates.
Unlike other GPS apps, ‘GPS TEST’  gives you the UTM coordinates. So that the accuracy of survey works can be checked roughly in few meters. Just got settings and select UTM in the format and WGS84  or the required datum. It will display UTM coordinates with zone and altitude as well. Read More

Basic methods of GNSS/GPS setup or measurement

 

As we know a typical GPS setup needs a base and rover. The Base is setup in the known control point and the rover used for the surveys. Leica GS 15 GPS is taken as example in this post. It can be set up in 3 different methods for the GPS Surveying. They are

  1. Setting up with internal antenna
  2. Setting up with external Radio or antenna
  3. Setting up with GSM modem

It will be described briefly how above mentioned system works.

1.Setting up with internal antenna

In this method the small “L” shaped antenna is fixed in the base and rover. The following photos shows typical internal antenna. The range of coverage  is around 2 km. This method is simple and fast but less coverage. Read More