Check this out! A collective pitch coaxial helicopter!!!
http://www.tech-sov.com/news_27.htm
Our club president at MRCHC has made a huge version of this many many years ago.. Interesting at anyrate.... i wonder if it would do 3d?
Info Our Club President Has Already Made One Of These
Discussion in 'The Chat Room' started by smakmeharder, Feb 8, 2015.
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Discussion in 'The Chat Room' started by smakmeharder, Feb 8, 2015.