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Old 04-16-2010 | 10:34 PM
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tripower222
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Default RE: BEC question?


ORIGINAL: RCKen

Definitely not a stupid question. However, going with the higher voltage pack isn't going to give you any longer run times, and here is why. Your original pack is rated at 1400 Mahand the pack that you want to go is is only rated at 1300 Mah. Comparing the two packs with both putting out approximately 5 volts (4.8 for your original pack and 5 volts adjusted on the new pack) your original pack has the higher capacity as it can supply 1400 Mah. In addition, by adding the BEC you are adding one more thing that can go wrong in the system. If you are looking to increase your flight times go with a pack with a higher capacity, not higher voltage

Ken
Ken
I think you may be missing somthing although it may be me that doesn't understand. I thought a battery mah rating was at its rated voltage. So wouldn't a 1000 mah 12 volt battery have twice the stored enegry as a 1000 mah 6 volt battery?

I think by the voltage being regulated down to almost half would effectively increase the mah available.I'm sure the method/efficiency of regulation would bea factor. I think watt hours would be a more accurate way to measure the total stored energy in a pack.