if everyone is waiting and no one is trying, we have not arrived.
I come back from my test without GPS, it's ok, just switch to manual mode in the simple menu. The camera vibrations were attenuated and did not influence the quality of the video.
On the other hand impossible to take off without manual mode and angle mode, I set all the buttons, to no avail. I had all the satellites in green and I was more than 10m from the H +, I'll look for why
If
@mbernholdt has done some tests, it interests me to compare