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calculator spreadsheet

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    any calculator tools to optimize propeller size for "found" electric motors?

    any calculator tools to optimize propeller size for "found" electric motors? I was thinking about scratch building an aircraft, and using a pair of Dewalt 60v FlexVolt 7 1/4 cordless saws for propulsion as they report the motor produces 1600 watts at 5800 RPM, but I am not sure of the...