EV> EV>It looks like my UPS need a new battery in it.

EV> EV>The UPS was bought in August of 2010 and 5 Years battery life sounds rig
EV> EV>to me to get a replacement from what I read about UPS Batteries.

EV> TW> teh main factor in replacewment is total run time on hte batteries if
EV> TW> you rarely have power outages you xcan expect more then 5 years.
EV> TW> Somewhare i nmy rats nest I have a computerized battery tester I used
EV> TW> to use for my Ham Station exergency batteries. Id did a test discharge
EV> TW> curve plot and when the batteries were less then 50% of their AH rating
EV> TW> I reppaced them.

EV>All I've ever done is once in a while to press the Test Button on the UPS
EV>and listen to it BEEP!
EV>If I do that now the UPS turns Off which means get another battery in it.
EV>It doesn't BEEP! when I press that button either, it just shuts down.

EV>Did You build the Computerized Battery Tester from an Kit or from an
EV>magazine article and it runs from a BASIC program?

EV>I haven't built anything for a long while, but I don't subscribe to any
EV>magazines either to see anything to interest me in doing that.

EV>73

It was a prebuily unit form West Mountian Radio:


http://www.westmountainradio.com/cba.php


But at $159 it is a little overkill for jsut a USB battery.
I had in my Active Ham days 8 Rechargable handheld packs and several 7
and 15 AH gell cells
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 ■ SLMR 2.1a ■ Typo Tom strikes agaoin
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