Question

 I need to make a battery charger?

Answer I would get a lower current charger that has thermal control.Making a charger from scratch is a little complicated for NiMh cells.You need at least a smart controller chip and driver transistor.
http://answers.yahoo.com//question/index?qid=20100518151859AARO96g

Top Q&A For: I need to make a battery charger

Does Duracell make a battery charger?

Duracell produces a full range of battery chargers and rechargeable batteries. You can find Duracell battery chargers for AA and AAA batteries. Certain Duracell chargers can be powered by wall outl... Read More »
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How to Make a 24 Volt DC Battery Charger?

A 24-volt direct current battery charger can be used to recharge a 24-volt battery, or it can be used to recharge two 12-volt batteries at the same time. To construct one of these chargers will req... Read More »
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How to Make a 12 Volt Battery Charger?

A battery charger can be used to restore the plates within a lead-acid battery. A battery provides electrical energy by means of an electrochemical reaction between the battery plates and the batte... Read More »
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How to Make a Magnetic Induction Battery Charger?

Electromagnetic induction is how most electrical power is generated. A rotating or moving magnet inside a coil of uninsulated wiring causes electrons to move through the wire, creating electricity.... Read More »
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