Thread: How To: Build a Dew Heater with Resistors
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Old 24-10-2012, 04:53 PM
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sheeny (Al)
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If that's the case, 10 resistors at 390ohm = 39 ohms, so I = 12/39 = 0.31 A.

9.8Ah / .31A = 31hour from full charged to flat.

Shouldn't be an issue if you recharge after each night or two.

Al.
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