laptop charging while away
Submitted: Sunday, Mar 16, 2008 at 12:19
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Member - Mick T (QLD)
Hi again,
was wondering what others use to charge a laptop while they are travelling. Am tossing up between a small inverter ( to charge laptop and camera batteries) or should I get a 12v laptop charger ( if they exist) and a 12v charger for the camera batteries???
thanks
Mick T
Reply By: Member - Norm C (QLD) - Sunday, Mar 16, 2008 at 13:16
Sunday, Mar 16, 2008 at 13:16
IMO, the advantage of the inverter is that it is multi function and will suit any laptop (or other device that can run on 240 V). Once you go down the road of 12 V adapters, you end up needing heaps of them for different devices. Also if you change laptops you might need to change adapters as
well.
We carry 2 laptops, 2 digital cameras, hand held UHFs, phones, rechargable batteries etc. One inverter (a 150W modified sine wave) does the lot while we are driving. If I have the gennie going while camped, we take the 240V from that.
Norm C
AnswerID:
292911
Follow Up By: Member - Willie , Sydney. - Sunday, Mar 16, 2008 at 20:41
Sunday, Mar 16, 2008 at 20:41
Norm the J Car one has a variable voltage output for various items / laptops and comes with all sorts of plugs .
With the inverter , you still have to carry all the transformers / chargers for each item .
I think it is six of one and half a dozen of the other .
I have the Jaycar supply for my tablet and an inverter for charging batteries for the camera , drill , phone etc .
Willie .
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Follow Up By: Member - Norm C (QLD) - Sunday, Mar 16, 2008 at 20:56
Sunday, Mar 16, 2008 at 20:56
Fair point Mike. But we carry the power supplies for all our stuff anyway to run / charge off the gennie if we have it going. So short term camping and travel we use the inverter. Longer term camping and running the gennie a couple of hours a day, we use the gennie.
Not suggesting my system is best for everyone or even better than anyone elses. But it is my system and it it works
well for us. I will eventually improve it when I copy you and upgrade to a caravan. We'll then use solar as much as possible and reduce the use of the gennie.
We head off tomorrow for NT, so I'll give a few more of those lures a work out.
Norm C
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558608
Reply By: Robin Miller - Monday, Mar 17, 2008 at 12:57
Monday, Mar 17, 2008 at 12:57
Hi Mick
My Laptops are Toshia a couple of years old and all use a 14-15vdc from mains supply , hence I need no charger and just have a direct connect cable from cars 12v supply to it.
Great if you can do it.
I would not use a device to up convert to 240vac then down convert with the normal laptop charger unless there was no other choice as its inefficent , leaves un-necessary l high voltages
and contributes to radio interference.
The $39 12vdc to whatever volts dc you want, converters are the second best choice.
AnswerID:
293098