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Looking for Center of Gravity

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Looking for Center of Gravity

Old 05-08-2003, 11:50 AM
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Default Looking for Center of Gravity

Hello All,
Bought a 1/4 scale cub at an auction and I think it is a Balsa USA Model......102" span and 16" chord wieghs in about 13 pounds.....but not sure about where CG is.....any help appreciated.....thanx in advance
Old 05-08-2003, 12:07 PM
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Default Looking for Center of Gravity

Start at 27% MAC (just a bit over 4 inches back from the leading edge) ANY Cub will fly at that CG location. You can usually go as far as 33% MAC and still have a controllable model. (5 1/4 inches back from LE) but you should always do initial flights with a slightly forward CG.

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