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Flight Calculators

Want to find the perfect set up for your next project? Try one of the Castle Flight Calculators.

Calculator for Propellers
Calculator for Ducted Fans
Calculators for Helicopters

Collective Pitch Heli Flight Calc

X Copter Calc

Note that these applications and their data are for hobby use only and the data offered is a rough approximation only. Your mileage may vary.