In Case You Missed It
The Case of No Rotor RPM Indication
I am now in the flight-testing stage with my Hummingbird helicopter. Personally, I’ve always...
Wind Tunnel
The aerodynamics of an airplane sometimes don't cooperate with the pilots desire to roll, and instead produce both yaw and roll. Contributing factors are aileron parasite drag, induced drag between the wings and changes in the roll rate itself;