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#1 |
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Arf or not to Arf
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i know how to balance a 2 blade prop and hub. but how do you balance a 3 blade propperly .?
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#2 |
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Put some Bling on that thing
![]() Join Date: Jan 2006
Location: San Jose CA
Posts: 642
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Simply remove weight from the heavy blade/s until it will hold position on the balancer regurdless of position.
Shawn |
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#3 |
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Arf or not to Arf
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so you mean when it is ballanced lying down and not vetical hung like the 2 blades ?
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#4 |
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Flamingos are everywhere!
![]() Join Date: Jan 2006
Location: Johns Creek, GA
Age: 44
Posts: 7,158
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balance the same as a 2 blade..... just find which blade/hub area is the heavy one and adjust appropriately
__________________
EXTREMEFLIGHT R/C Tech support 2011 IMAC Southeast Regional Director/IMAC Sequence Committee / IMAC Judging Instructor TEAM FUTABA |
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#5 | ||||||||||||||||||
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Put some Bling on that thing
![]() Join Date: Jan 2006
Location: San Jose CA
Posts: 642
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Yes and no, balance the blades the same you would on a 2 blade with the prop vertical on the balancer. There really is no way to balance the hub and it isn't needed anyways. Once the prop will stay put on the balancer in all 3 of these positions you are done. Shawn |
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#6 |
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Arf or not to Arf
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well if you hang like the one at the right aren't the two blades heavyer than one blade?
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#7 |
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Put some Bling on that thing
![]() Join Date: Jan 2006
Location: San Jose CA
Posts: 642
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nope, because the two blades are at 120 degrees of the horizontal blade, their CGs are closer to the hub and the static blade length is shorter.
Shawn |
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#8 | ||||||||||||||||||
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Mother Huckin'
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Think of the prop as a disk. A properly balanced disk has to be able to stay in the same position without rotating right? Same with the prop... Makes sense? Doesn't matter how many blades there are, you're just trying to center the center of mass, if you will.
__________________
Pilot RC Aztech Aero/Secraft/EG Aircraft B&E Graphics, Jersey Modeler, TailDragger RC |
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#9 |
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Arf or not to Arf
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yes you are right the total average ammount would be the same regardless of position, i was just offf track for a moment... thanks
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