So according AC 91.78 Your Ipad should be accompanied either by paper copies or another fully charged Ipad. Otherwise, you are not legal.
More about it on page 21
http://www.faa.gov/news/safety_briefing/2011/media/SepOct2011.pdf
So the button line is flying with Ipad is more expensive since it doesn't void paper charts (unless sure you have another fully charged ipad.)
More about it on page 21
http://www.faa.gov/news/safety_briefing/2011/media/SepOct2011.pdf
So the button line is flying with Ipad is more expensive since it doesn't void paper charts (unless sure you have another fully charged ipad.)