Fastsky
Posts: 2851
Joined: 12/10/2001 From: Calgary,
AB, CANADA Status: offline
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I have read the report from a battery manufacturer that tested the pulse charging system and their conclusion was that while the method didn't hurt the battery pack, it didn't prolong the life of the battery. My own experience with multiple battery packs tells me their are 2 things that will kill a battery pack. The first is to over charge it. If overcharged at c/10 rate then not too much happens as the the excess charge will be turned into heat. At this low rate the battery pack will just get warm. If you overcharge at a high rate, battery damage can be extensive very quickly. The other thing is to let the battery pack get too depleted before recharging. This can possiby result in cell reversal which can kill your plane. The Hobbico MK2 unit sounds like a good addition to the field box and for the diffeence in price I can buy enough fuel for the whole flying season.
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