Andrew Rabbitt's Discussions (168)

Discussions Replied To (138) Replies Latest Activity

"Hydrogen comes in cylinders and can be sourced relatively cheaply from industrial ga…"

Andrew Rabbitt replied Feb 21, 2015 to Long Endurance

132 Mar 4, 2015
Reply by matt wollam

"For the capability you  are seeking, that would be about the minimum price for a ful…"

Andrew Rabbitt replied Feb 21, 2015 to Long Endurance

132 Mar 4, 2015
Reply by matt wollam

"I'd expect to see a $5k cheque to just design said airframe concept, let alone have…"

Andrew Rabbitt replied Feb 18, 2015 to Long Endurance

132 Mar 4, 2015
Reply by matt wollam

"That's all for manned aircraft, matt.  For an autonomous aircraft much of that stuff…"

Andrew Rabbitt replied Feb 18, 2015 to Long Endurance

132 Mar 4, 2015
Reply by matt wollam

"Who knows without doing a feasibility study?  The airframe might meet your cost targ…"

Andrew Rabbitt replied Feb 17, 2015 to Long Endurance

132 Mar 4, 2015
Reply by matt wollam

"You might be better off with lighter-than-air craft for your application."

Andrew Rabbitt replied Feb 17, 2015 to Long Endurance

132 Mar 4, 2015
Reply by matt wollam

"Turboprops aren't that efficient, compared with a small-ish two-stroke engine.  They…"

Andrew Rabbitt replied Feb 9, 2015 to Low cost, high endurance, disposable fixed wing platform

30 Feb 13, 2017
Reply by 张先生(yoo)

"Creating non-vertical lift is also inefficient."

Andrew Rabbitt replied Feb 4, 2015 to Just how much dihedral do we really need?

4 Mar 2, 2015
Reply by Justice Bentz

"Of course your profile picture is no meaningless thing. I'd argue it has been intent…"

Andrew Rabbitt replied Feb 2, 2015 to Best open source autopilots v.s. commercial autopilots for conventional fixed wing unmanned aircraft usage

147 Jul 9, 2015
Reply by eric

"If you want to improve your fuel consumption, try a 50cc single rather than a twin.…"

Andrew Rabbitt replied Feb 1, 2015 to Low cost, high endurance, disposable fixed wing platform

30 Feb 13, 2017
Reply by 张先生(yoo)

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