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Calculate your model’s CG the full-scale way
I recently finished a scratch built, ¼ scale, WACO UPF-7. The ship was 38 lbs with 16 sq ft of wing area. It is a difficult maneuver to pick up a large aircraft like this to determine the center of gravity. In addition, with a biplane, the required CG can be ahead of the lower wing leading edge, out in space. There is no ideal location to hold and lift it so I decided that...
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