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You should see his 'ultralight' main transmission solution - a brilliant re-use of commonly available parts as well.

"90% of the most advanced helicopters in the world today have autorotation" (!)

Just a tickle...... Making sure y’all marked your calendars! Can’t wait to see your smiling faces!!

What Martin W. said, and then some. Trying to learn about aircraft design by pulling up vids of oddball craft on YouTube is like the...

Just a tickle...... Making sure y’all marked your calendars! Can’t wait to see your smiling faces!!

i would really like to build mine and fly it. i know the history, since i bought my kit 1999, still have it in the basement. today, i...

Ben. Yes good points. My home strip in the North Island is grass sloped 700’ with 50’ trees at both ends, ( Park trees so chainsawing an...

What Martin W. said, and then some. Trying to learn about aircraft design by pulling up vids of oddball craft on YouTube is like the...

Check this: http://www.redbackaviation.com/augusto-cicare-ultralight-helicopter-ch6-helicopter/

"Don’t descend too low in big quarries as can be hard to fly out. :)" Ain't that the truth! had to do quite a few scenic spirals to get...

I think Vance's point deserves more credit. It's quite possible for a gyroplane to fly more or less "airplane-ish," for example. While...

Thank you for your praise. The engine is Subaru EJ22, with four carburetors from the Honda 900, dual ignition: dual Hall sensors + dual...

Anyone who’s been exposed to aerodynamics understands the influence of aspect ratio on lift/drag ratio but for someone to say that a...

What Martin W. said, and then some. Trying to learn about aircraft design by pulling up vids of oddball craft on YouTube is like the...