The Vagaries of Battery Life

The Vagaries of Battery Life

It's a problem that stumps even gadget gurus: batteries that suddenly decline in capacity, or die altogether. Was it charged correctly, and what is the right way to charge a particular type of battery? Could it be the mysterious phenomenon...

It's a problem that stumps even gadget gurus: batteries that suddenly decline in capacity, or die altogether. Was it charged correctly, and what is the right way to charge a particular type of battery? Could it be the mysterious phenomenon known as the "memory effect"? And what does the temperature have to do with it? Some of our favorite gadget guys explore all things battery.

Guests

Wayne Rash

technology journalist; Washington Bureau Chief of eWeek; contributing editor of TechWeb; and Blogger at CTO Edge

Rob Pegoraro

Consumer Technology columnist, The Washington Post

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Comments

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I am in love with rechargable metal-hydride batteries, espcially those in the traditional double- and triple-A sizes. I have always wondered what happens to the unsold rechargeable batteries. It sounds like they should be sold at a discount.

Tue, 03/08/2011 - 1:14pm

Great tip for Android Users:

There is a free application for Android phones called "Advanced Task Killer Free" which kills all the applications that are running the background on your phone and draining your battery life. When you open the app a check list appears and you can choose the programs that the app will shut down.

I find this app really helpful because so often there are apps running in the background that I didn't know where running at all!

Tue, 03/08/2011 - 1:38pm

I use my Android phone to track outdoor activities with GPS. Is there a website where I can see how long my phone will run using GPS, or do I just have to test it out myself?

Tue, 03/08/2011 - 1:38pm
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