You probably need to straighten out the propellers from their folded positions. I know they’ll straighten as the motors spin up but the shaking is evidence of the unneeded extra physical load that not straightening puts on the hubs and pins.
On...
In the UK - maintenance teams working on or near live HT power lines are trained not to approach any closer than 27'... in the right(?) conditions: that's how far the current can arc from one of the load bearing cables. You also find that in...
Yes you need to stay well clear of power lines! If you fly within 200 feet of them you risk electronic interference and possible damage. More importanly the FAA considers contact with a powerline as " careless and reckless operation of an...
The key point being that it's exactly those states that are central to the operation of a polygraph... I think you may have missed the point that I was being sardonic.