Recent content by Daemon2017

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    Default Getting the coordinates by non-GPS: is it possible?

    Good day! I have a full complect of DJI A2 Flight Controller, and I need to use my octocopter indoors - under the ground. Room is ~20*20*5 meters. Of course, because of several floors and roof on top it's no GPS signal in that room. But in that room we have own source of coordinates: on...