Low Cost RTK GPS

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Software Libraries

Software libraries exist for turning a low cost GPS receiver into an RTK GPS. They assume you have a receiver capable of providing phase information and a connection to a NTRIP service

Here you can find some documents evaluation the result you might obtain by using these libraries


You could built your own, but it has to be properly designed since it requires to handle RF parts. These resources might become the useful:



  • sparkfunk sells good and cheap antennas for 13 USD (checked on 09/12/2012), just put them on a metal ground plane and you get very good results
  • navxperience produces a very high quality antenna that might be interesting to have for very precise surveying