Thursday, Feb 26, 2009 at 21:22
Esarby,
Maybe I expressed myself badly. You can certainly use an inverter to provide 240 volts, then plug your various chargers into it in the usual way to provide the low voltage required to charge your batteries. If you go up this path, I strongly recommend using a pure sine wave inverter, with at least 200W, and preferably 300W rating.
The alternative is to buy different chargers; chargers that are driven by the available 12 volts and plug into your various gadgets in place of the present chargers. This approach is more energy efficient and very likely less expensive.
As an example, assuming your laptop uses an external power supply,
check the label for its output voltage and current. Typically it will be around 19 volts at about 3.5 amps. You could spend $200+ buying an inverter to run it, or for about $50, buy a replacement supply delivering those same characteristics, but drawing its power directly from your 12 volt supply rather than 240v. Your laptop will perform just as
well as it does with the 240v one.
Similarly, you will probably find that most of your gear uses little plugpacks that plug into 240v and supply a low voltage to be plugged into the gear. You can just as easily plug in a suitable low voltage power supply, and provided it has the same voltage and current ratings as the present 240v one, it should work just as
well.
Hope that makes better sense.
Cheers
John | J and V
"Not everything that can be counted counts, and not everything that counts can be counted."
- Albert Einstein
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