Hello Arno,
I just picked up 2 of these 13.2v, 4200mAh LiFePo batteries from HobbyKing. So far, they are working great. I retired my SLA 12v, 5Ah battery too. Twice the amp-hours at 1/2 the weight. They run at 13.2 volts, so portable I can run the 12 watts for a bit.
http://www.hobbyking.com/hobbyking/store/uh_viewItem.asp?idProduct=14067They are in the US Warehouse too, no shipping from China.
This guy turned me onto them:
http://www.worldwidedx.com/hf-bands-hf-rigs/143215-ultimate-portable-power-elecraft-kx3.htmlAt $46.00 each, a good deal in my pocketbook!
Dave, K6WDE
More static, more of the time …
Dave Esquer, K6WDE
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