This website is designed to provide accurate information on the
BT and SNV Vultee variant trainer aircraft of World War II. This
non-profit website is dedicated to providing the latest in
information on old and present aircraft, share photo's and to share
stories about these wonderful aircraft.
An area in the sky where an antenna cannot track a spacecraft
because the required angular rates would be too high. Mechanical
limitations may also contribute to keyhole size.
"If you don't have enough power, the plane falls out of
the air. There's no question to how it's performing."
Source: Nick Schoeps, fuel cell engineer at
Adaptive Materials and a University of Michigan alumnus. In late
October, the University of Michigan undergrads flew Endurance,
their 12-pound radio-controlled UAV with its 8-foot wingspan, for
10-hours and 16 minutes, at an average speed of about 99 miles per
hour. The flight was conducted in a field in Milan, MI, about 20
miles south of Ann Arbor.
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