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« on: September 05, 2011, 06:19:26 PM »
taurean1192
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I have 2 brushed 12v DC motors for my hovercraft and a servo. I need a power source but i also need to keep it lightweight.. which batteries should i go for??? Huh? LiPo or LEAD ACID or LiMH??
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« Reply #1 on: September 05, 2011, 06:40:02 PM »
sushil_anand
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Lead Acid is out. LiPo or NiMh (not LiMh) depending on your current requirement. Power to weight  ratio is much higher with LiPos.
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« Reply #2 on: September 05, 2011, 06:44:02 PM »
taurean1192
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but will it be able to work for 5 mins..
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« Reply #3 on: September 05, 2011, 06:49:46 PM »
sushil_anand
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5 mins., 50 mins. is not the issue per se. You want longer running time you need a larger capacity battery, which translates into more weight and vice versa.

Need more info re: the motor current at maximum load as well as how much weight you can accept for the pack.
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