On May 4, 5:39 pm, "John Kunkel" wrote:
Somewhere in my aged memory cells I seem to recall a story about Burt Rutan
and John Rontz collaberating to mount an engine on a sheet of plywood and
tether "flying" it to illustrate that anything will fly with the correct
AOA. I'm not finding any references on the search engines, truth or myth?

If you're going to tether it, why bother with the plywood?

Just suspend at least one tether from above so that the prop can't
strike the ground, duct tape the proverbial brick to the engine,
and fly away.

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FF