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  1. Batteries and Charging
    I have some UB12120 12V 12Ah SLA batteries that I want to charge, and I have not found a really accurate specification for the charging specifications. I did find this: But this information on charging is not quite correct: I think the 3600...
  2. Batteries and Charging
    It's been slow going to design the PIC-controlled four battery SLA charger and monitor that I want to make, and I came up with an all-analog design that is simple, cheap, and hopefully sufficient for charging a string of four 12V SLA batteries. Here is a simulation of the basic circuit: The...
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