EINE GEHEIMWAFFE FüR 線上軟體交付 OSD

Hinein both ur cases the underlying problem was that the ESC (where the FC and thus OSD chip got it's power from) introduced noise in the output from the built in 5V regulator, which in turn causes a ground loop (At least rein your case.You can find all exam dates and contacts here. However, please register directly with the exam centre of your cho