Geological Survey Professional Paper

Geological Survey Professional Paper

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The unit can recharge, simultaneously, as many as three 12-volt batteries to their full capacity in an overnight period. Field engineers ... The most important advantage of the new charger is that it provides a controlled- rate charge which will cut off automatically when the batteries reach rated voltage. ... On the inside face of the cover are printed a circuit diagram and a set of operating instructions. The unitanbsp;...

Title:Geological Survey Professional Paper
Publisher: - 1966


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