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Old 02-04-2005 | 06:57 PM
  #3  
smokingcrater
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From: Up north, ND
Default RE: IMAA ?

I think the minimum size for a monoplane is 80" and a biplane 60" span.
IIRC, it can also be 1/4 true scale from an actual plane, which will allow a couple monoplanes under the 80" span.