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I make them at work.


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wolfgang.90 commented on ionut's blog post Improving GPS accuracy
"ok.. here's how I did it.... not sure how you can.. I would need more details.

First I had a laptop and a gps unit on the ground, and one in the uav. Both units were Eclipse P320 GNSS OEM Modules by Hemisphere GPS. Both antennas were identical…"
Oct 13, 2014
wolfgang.90 commented on ionut's blog post Improving GPS accuracy
"I had this running on a linux gumstix. The UAV gps data was no different than a trebile... it was just a serial input stream, that you could route to rtklib. (http://www.rtklib.com/)."
Oct 3, 2014
wolfgang.90 commented on ionut's blog post Improving GPS accuracy
"If your lucky, some of the states offer access to the CORS network operated by the UN / NOAA / some states. the website for it is http://geodesy.noaa.gov/CORS/. I've got code somewhere that connects to it. It can work in real time if you have…"
Feb 13, 2012
wolfgang.90 commented on ionut's blog post Improving GPS accuracy
"I did this with a pair of Hemisphere Crescent / Eclipse II receivers, and a Trimble ProXRT with all of the subscriptions at work. The 2cm is over a 5 minute time period, assuming you are in the middle of no where, and have an antenna from god, and…"
Feb 13, 2012