I found this and thought I should share it for those with Phantoms 4k's
https://frames-per-second.appspot.com/
Very cool if you ask me...
Then This one...
http://en.wikipedia.org/wiki/Frame_rate
https://frames-per-second.appspot.com/
Very cool if you ask me...
Then This one...
http://en.wikipedia.org/wiki/Frame_rate