The receiver upside down, screw in the extension staff, followed by the platform bar. Sudden gust of wind will not knock it over.Ħ. Once level inspect the tripod and ensure that it is securely placed on the ground and that a Whilst also ensuring to keep the platform balanced using the waterpass/level indicator.ĥ. use the eye piece/camera on the levelling platform to position yourself over the peg Toggle between levelling the tripod and keeping it over the peg.Ĥ. Attach the levelling platform onto the tripod.ģ. Important to have if you wish to return the next day to continue surveying or if you plan to do repeatĢ. This acts as a reference point and is very Insert a peg where you are going to put up the base station. Hire a field assistant to watch over the base for you. People as well as livestock are commonly curious and can knock Increase the accuracy of your data significantly.ĭon’t leave the base unattended. Sky to ensure good satellite communication (avoid trees, vehicles, cliffs, buildings etc.). Make sure you have a clear/open view of the Note that it should not be in any of your survey lines.
On arrival in the field, identify an area in your survey site that you can safely setup the base station. The data comingįrom both GPS receivers is fed into the Controller which aligns the data so that data being collectedīy the rover receiver is automatically corrected to the position of the base. The latter is used for the actual surveying. The first is the staticīase station and the second the rover. The differential system uses two GPS receivers that record at the same time. (Compiled by Nicholaus Huchzermeyer, 2015)
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