Topcon GRS-1 Review.
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The Topcon GRS-1 has been on the market for a couple of years now. I have in the past been using the Topcon Hiper GPS System, but for a job on the M42 there was a need for surveying to OS Grid co-ordinate system. The purchase price for a new Topcon GRS-1 is £9995.00+VAT and this includes your first year's subscription to the TopNET correction service. |
How to set the Radio Channel on a Topcon GPS RTK System.
Once you have identified the radio channel you want to use with your GPS RTK System it is likely that your GPS Rover unit is not set to the desired radio frequency. The following will guide you through the configuration process for setting your GPS Rover Unit to your Base Station. This guide is using the Topcon TopSURV 7.3 Field Controller Software.
Using Network RTK Systems.
Network RTK solutions for use with GPS Surveying Equipment in Britain have been around since Leica launched their Spider Net back in 2006. Since then Trimble (VRS System) and most recently Topcon with their TopNET service have entered the market of Network RTK Systems.
How to achieve the Maximum Range with GPS RTK Surveying Equipment.
The range of an GPS RTK system can be extensive. It is not unusual to have a range of up to 4 miles. However sometimes this range can be severely reduced by interference on the radio channels that are used with this surveying equipment.