I'm would like to log the windspeed and wind direction while my copter is in loiter mode.  Before I strap a cup anemometer to the top of my copter I figured I would ask about the possibility of pulling windspeed and direction from the APM.  Is this…

Hi,I'm getting my list together for a Hexa copter and need help figuring out which batteries to get and how many.  I will be carrying a gopro2 and want to stay in the air as long as possible. I really have no clue, the 'get it' page links to this as…