g15 motor with 4s - RC Groups
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May 11, 2011, 06:42 PM
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g15 motor with 4s

was wondering if anyone could help me on prop choices for m pz bf109
i am replacing the cracked motor with the hk g15 motor and upgrading to 4s
would like to keep a three blade prop was wondering what my options were for this combo have a 60a speed control for my setup
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May 11, 2011, 08:59 PM
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Dr Kiwi's Avatar
On 4s, you might be limited to 8" or 9" 3-blade (Master Airscrew?) since the motor is rated for 34A max on 3s.

At the "rule of thumb" 3W/g that 152g G15 is a 450W motor... 32A on 4s might be it.

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