On Sep 19, 11:39*pm, Marc Ramsey
wrote:
At 02:18 20 September 2010, ContestID67 wrote:

But what is the advantage of the motor in the tail? * I can think of
one disadvantage - you can't retract it.

A perfectly sensible configuration for an electric motorglider, saves the
weight and complexity of the retraction mechanism, negligible drag with
the propeller blades folded back. *The only surprise (to me, anyway) is
that this setup hasn't shown up on any non-solar electric motorgliders,
yet...

Marc

See:
http://www.lange-aviation.com/htm/en...ntares_h3.html