[Canberrauav] Propellers

Grant Morphett grant at gmorph.com
Mon Mar 10 07:24:09 EST 2014

Thanks Jack.  I was hoping once we had the final weight of the plane, we
know the engine size and plane dimensions there might be a way to calculate
the best prop size but I'm guessing not.  At least we will get good
drilling props!



On 9 March 2014 18:21, Jack Pittar <jpittar at bigpond.net.au> wrote:

> Hi Tridge & Grant,
> To find the optimum propeller for speed, performance, and fuel draw, you
> first ask other people, then just try a number of different propellers.
> Thisw can get expensive.
> You can start by finding roughly the right diameter and pitch with cheap
> crappy propellers, then when you have honed in on the size, try the
> different better quality ones.
> Steve Millar had his Pilatus Porter flying like a pylon racer with, I
> think,
> a 26cc motor.
> This site has cheap and crappy propellers. They are in Australia, and they
> ship almost the next day.
> http://www.austars-model.com/
> Jack.


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