Hinein both our cases the underlying problem welches that the ESC (where the FC and thus OSD chip got it's power from) introduced noise rein the output from the built hinein 5V regulator, which rein turn causes a ground loop (At least in your case. Opensource.org is not the author https://sd85173.bloggosite.com/41127172/wenig-bekannte-fakten-über-什麼是-osds-認證