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geared ,need prop size

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Old 02-04-2005 | 12:25 AM
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Default geared ,need prop size

I have a 3.31 to 1 gear ratio with a speed 400 6 volt motor and useing 8cells kan 700 mah, what size prop will work the best for this set up on my gyro with a 30 inch dia rotor/ total weight 19 oz
Old 02-04-2005 | 06:23 AM
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Default RE: geared ,need prop size

Whatever will make 19 ounces of thrust.
Motocalc says 12x4.7, 17 ounces thrust, 9 amps is about tops for this setup.
Old 02-04-2005 | 06:35 AM
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Default RE: geared ,need prop size

Thanks again mnowell129 from Suzonka[8D]
ORIGINAL: mnowell129ka
Whatever will make 19 ounces of thrust.
Motocalc says 12x4.7, 17 ounces thrust, 9 amps is about tops for this setup.

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