3DR Radio + MinimOSD = no MAVlink :-(

Hi all, hope somebody can shed a light on my problem.

I have been flying 2 quads and a Skywalker for 1,5 years and many hundreds of flights with APMs and never had a problem. This time though, I can't get my head around what is going on.

I have replace

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TBS Discovery style frame: X or V frame setup?

I just installed my APM 2.5 running ArduCopter 2.9.1b on my TBS Discovery type frame (Reptile 500) and during setup I needed to set the frame setup. Since it is not a symmetrical 'X', should I choose the 'V' setup? I cannot seem to find any documenta

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