Bruce,
How about Li-ion batteries?
Also, a good price at www.cabelas.com/products/Cpod0030568.jsp ?
Kevin Colver
K7KJC
On Monday, April 10, 2006, at 10:16 PM, Bruce Wilson wrote:
> I've used them to keep lead-acid batteries going for a week running a
> remote
> radio repeater.
>
> They are constant-current sources, so they work best with batteries
> that
> handle different charging voltages, like lead acid. To charge NiMH or
> LiH
> batteries you'd need a box to convert the 12-18v supply into a
> regulated
> charging voltage.
>
> It's strange rolling up a solar cell, but that's how they are made.
> Leaving
> them unattended in camp requires that you tie down the corners, as it
> tends
> to fly in a good breeze.
>
> Mostly I use a Honda EU1000i generator for my field-charging needs.
> Eight
> hours on a quart of gas, low noise, low maintenance.
>
> Bruce Wilson KF7K
> http://science.uvsc.edu/wilson
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