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joeling
RC-Monster Carbon Fiber
 
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Join Date: Aug 2005
Location: Malaysia
09.12.2008, 07:38 AM

I think 5S is just nice. With the setup of 5S & 9XL, you're looking at less than 35K rpm, a nice range for the motor. Gearing if looking at 2 speed is for a setup of 15/49 (pinion/spur) is 23.94 to 1 for 1st speed & 16.61 to 1 for second speed. Not sure what the 3 speed is though but it's surely not as high as the 12.2 to 1 (13/48 pinion/spur) that a buggy typically sees.

If u are using 10/48, gear ratio will be 35.9 to 1 & 24.91 to 1 for a 2 speed tranny (sorry, don't have the gearing calc. for a 3 speed). I think the motor is working too hard & it's under geared. Why don't u try a pinion with a higher tooth count like 13T or 14T ?

Regards,
Joe Ling


Hyper 9e Medusa 4S, Savage 5S MMM 8XL, Jammin' 4S Neu MMM, X2 Ninja JX, X2 MMM 5S Neu, E REVO Medusa 6S
   
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