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Barnaby Wainfan

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Barnaby Wainfan is a principal aerodynamics engineer for Northrop Grumman’s Advanced Design organization. A private pilot with single engine and glider ratings, Barnaby has been involved in the design of unconventional airplanes including canards, joined wings, flying wings and some too strange to fall into any known category.

Wind Tunnel

The perils of PIO;

Wind Tunnel

Its an age-old duality: stability versus maneuverability. Many factors go into developing and building any aircraft, and the designers choices will affect a pilots workload, for good or ill. Among the topics discussed are trim, pitch stability and yaw stability;

Wind Tunnel

The author discusses the theory and effect of constant-speed propellers on piston-engine airplane performance, and compares fixed-pitch versus constant-speed props, effect on thrust HP and propulsion, the comprises involved in choosing a prop, how props perform in various conditions and phases of flight, how variable-pitch props work, and why a constant-speed prop is the best choice for high-performance aircraft.

In Case You Missed it

Rendesvouz with Destiny

Dick Starks and The Dawn Patrol attend the biennial Rendezvous on hallowed ground: the National Museum of the U.S. Air Force.

Unusual Attitude: GPS and Reality

While he admires and uses them, author Norm Ellis laments the lack of user-friendliness in todays GPS units. Editor Marc Cook counters that argument and extols the virtues of GPSes, complications or no, and their value in the cockpit.

Letters

Shocking, Absolutely Shocking I was disappointed on many levels in your editorial...

News from Sun n Fun

Attendance may have been down a bit with the slumping economy, but that didn't stop innovators from introducing new products for homebuilt aviation. A Staff Report.