05-03-2009, 02:06 AM
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Incurable SEMROC Fan
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Join Date: Mar 2005
Location: Twin Falls, Idaho, USA
Posts: 2,319
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Variations on a theme
Quote:
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Originally Posted by CoachJT
I too thought about those fins flapping back and forth like a card in bicycle spokes. Without some sort of reinforcement, those things would snap like a twig.
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Yours is more faithful (and therefore *much* cooler looking!) than the whack I took at this design:
http://www.oldrocketforum.com/showp...3&postcount=180
I theorized that the fins could be made of a couple of criss-crossed 1/16" balsa. That basic idea might work for you (although you're doing 24mm instead of 18mm like I did).
Cheers,
__________________
Jay Goemmer
"Centuri Guy"/"Tau Zero"
YORF Member 28
Semroc SAM #0029
NAR 86131
"I think about organizing things all the time. Never seems to happen. I find something that piques my interest and I'm off on a quest. Or a Centuri.   "
--Bill Eichelberger, 02/22/2022
“Centuri fret buzz in an updated form.”
Bill “Wallyum” Eichelberger re: Estes Flutter-By
03 Sept 2014
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