EMRR's Tube-Fin Calculation Box

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Tube-Fin Calculator utilizes formulas provided by
Rick Dunseith. It allows you to calculate Tube-Fin or Airframe diameters for any number of tube fins. How to do the math.

Information can be entered in any unit (inches, cm's, etc.)

By Tube-Fin (default) By Airframe
Tube-Fin Diameter Airframe Diameter
Tube-Fin Count (>2) Tube-Fin Count (>2)

[ANSWER GOES HERE]