hallmark007
Core User of DJI
Flight distance : 12400594 ft
Ireland
Offline
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GCBrent Posted at 2017-7-9 11:48
I had a compass issue while I was standing on a metal foot bridge over a waterfall. Took off anyway and flew over/down the waterfall and the valley and brought it back no problem. I also didn't have enough satellites so took off in atti mode. Now while this sounds like a lapse in judgement, I have years of experience with drones but also wanted to point out that perhaps it isn't because of the apparent compass error but perhaps a certain set of circumstances that include compass error. If I didn't have any issues with my flight, in dense jungle, metal around, errors abound, then why did he take off in a field and have a fly away?
Before take off a simple exercise to check compass heading, left hand corner map small red triangle if it's pointing in the same direction as AC heading then compass is ok, if it's not then as soon as you are airborne you are likely to have problems with compass heading on different course to gps, gps basically gps gives up and AC goes into Atti mode, and conflicting message coming from controls, for those with experience flying in Atti it's not such a big shock, if you've never done it before small stick movements will have almost no effect on aircraft drifting on wind and it's own propulsion and it will move fast, having remote will help as opposed to phone, but if you have no experience you can forget about it.
There are lots of small tips like the one I've mentioned which help avoid these sort of problems, but it's a pity dji don't mention these in their manual. |
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