About

Gender

Male


Location

Recife, Brazil


About Me:

Retired Aviator from Air Force. Helicopter and Jet Plane Pilot.


Please tell us a bit about your UAV interest

Development of the industry and flight safety


Hometown:

Recife


Activity Feed

Ricardo Hein commented on Gary McCray's blog post Some MultiCopter Design Thoughts.
"I was trying to alert about this issue...maneuverability..."
Jan 23, 2014
Ricardo Hein commented on Gary McCray's blog post Some MultiCopter Design Thoughts.
"Sorry guys, I made a mistake (my English is not so good). Euan Ramsy is right. I used above instead below. Yes, I would like to say that it is more stable when the CoG is on the bottom....or when the rotor is above of the CoG and vice versa. Thanks."
Jan 23, 2014
Ricardo Hein commented on Gary McCray's blog post Some MultiCopter Design Thoughts.
"Rotor above the frame creates a parasite drag when the downwash hit the arms, thus the efficiency of the air flow will decrease / less lift. In another hand, rotors below will be more efficient, but you will create others problems (lack of motor…"
Jan 23, 2014
Ricardo Hein commented on Gerard Toonstra's blog post Virtual ground station on the Oculus Rift: a small exploration
"Great job. I will follow your steps. Keep going."
Jan 17, 2014