Estimate DC Motor & Prop Combo
check out the GUIDELINES to help you choose your Plane's Power System  -  Last updated: April, 25 - 2023
Disclaimer: The calculated values are only approximate.
The calculations are based on assumptions of Battery, ESC & Prop performances, which may deviate from the real.
Usual accuracy about +/-10%. However, it is strongly recommended to measure the actual max values before flight.
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Calculate Wing Loading & Stall Speed :
  Wing Area:
   sq.in      sq.dm
  Wingspan:
   in      dm
  Aircraft Weight:
   ounces      grams
  Wing's Max CL:
   CL
  WING LOADING:
   oz/sq.ft      g/sq.dm
  ASPECT RATIO:
  
  STALL SPEED:
   mph     Km/h
  CUBIC LOADING:
   oz/cu.ft.
Remarks (if any):


Airspeed [Km/h]

      Estimated max level flight airspeed:
       mph          Km/h
CDoL
Disclaimer: The calculated values are only approximate.
You may change the value of CDoL to change the Zero-Lift Drag Curve.
The calcualtor can be useful for comparing different Propellers.




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