>> Reducing the taper to resemble a bubble will cost you in performance in >> the >> form of drag on the back of the canopy.
> Not sure that's right Mark - refer the 240 mph (2,000lb) GP4, T18 and > Mustang II plus any number of modern designs that have concave curves in > all > planes. (Apogee??) It's a known fact, not up for debate, as far as I'm concerned... Mark Langford, Huntsville, Alabama see KR2S project N56ML at http://home.hiwaay.net/~langford email to N56ML "at" hiwaay.net