Monthly Archives: March 2010

What is the best battery for video cameras?

Nickel-cadmium batteries continue to power a large percentage of professional cameras. This battery provides reliable service and performs well at low temperature. Nickel-cadmium is one of the most enduring batteries in terms of service life but has only moderate energy … Continue reading

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Counterfeit cell phone batteries (clone batteries) can be dangerous

In the search for low-cost battery replacements, consumers may inadvertently purchase clone cell phone batteries that do not include an approved protection circuit. This can be dangerous. Lithium-ion packs require a protection circuit to shut off the power source if … Continue reading

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The Secrets of Battery Runtime

Is the runtime of a portable device directly related to the size of its battery? While the logical answer should be “yes”, the runtime is actually governed by attributes other than battery size. We’ve learned that the amount of charge … Continue reading

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What to Do and Not Do with your Motorcycle Battery

A motorcycle battery is a lead-acid battery. DO charge your lead-acid battery immediately after use. DO always keep your lead-acid battery in a charged condition. DO charge the battery immediately after use, as lead-acid batteries must always be kept in … Continue reading

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How to service cell phone batteries: Battery returns represent a million-dollar problem

Do you realize that a typical North American cellular phone provider with about 12 million subscribers receives roughly 70,000 warranty returns per month? Wow. Out of these returned handsets, 50% have mechanical failures; 30% are performance related issues; 15% have … Continue reading

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