Tag: electric aircraft

Dave Martin revisits the Evektor SportStar, and even after a three-year hiatus, he found the Max IFR to be a forgiving and delightful airplane.

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.

From a Zenith standard kit to the flight line in a week—and you can help.

Heres one instance where the sound of silence (as in no engine noise) wont signal the need to start scoping out a place to set down. The Urban Air motorglider offers a compromise that makes the best of both worlds: fuel-efficient powered cruising and exciting powered-off soaring.