01-25-2011, 11:42 AM
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BARCLONE Rocketry
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Join Date: Mar 2005
Location: Mobile, Alabama
Posts: 5,357
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SEMROC LOGO Rocket
Here's a quick interpretation of that design. It may be a little longer than what Carl mentioned, but I think I got the proportions right. I worked up the graphics in Corel DRAW.
Length: 15.25"
Diameter: 0.736" (BT-20)
Fin Span: 2.74"
Weight: 0.4 oz
1/4 A3-3T......134'......Dv 12 FPS
1/2 A3-4T......318'......Dv 9 FPS
A3-4T..........640'......Dv 20 FPS
This model doesn't need full-tilt 18mm engines. 13mm A3's are plenty enough to lose it.
Enjoy!
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