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Battery equalizer patents voltage circuit Battery equalizer / battery balancer for 12v batteries (24v battery Equalizer balancer 12v 24v
Patent us4479083 Project battery Dave's bus conversion
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Building A battery equalizer Query - R/C Tech Forums
Patent US4479083 - DC Power system having battery voltage equalizer
Dave's Bus Conversion - 12V on 24V converters - 24V to 12V conversion