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Comments on ‘Freeloader portable solar energy charger’Thursday 17th May 2007 11:08 GMT
Not so good.
David Cotterill • Thursday 17th May 2007 13:17 GMT
I bought one of these beasties a while back. So when there was glorious sunshine during April what happened? Well to put it bluntly nothing. The system is not even powerful enough to keep a Nokia 3210 topped up on just solar power alone. After a full days charging in the sunshine it barely had enough power to boost the battery up by one mark on the scale. As a portable charger its brilliant. Small and can keep things powered up for a while, but for solar power. Nil points. Needs something a bit beefier. Incidently I stuck my volt meter on one of the solar units when in full sunshine. Approx voltage 4.1v. Thats fine. But current was at about 2mA which is absolutely hideous. No chance!
Harris Upham • Thursday 17th May 2007 19:10 GMT
I'm not an electrical engineer, but I've done enough with solar panels to tell by looking at your pictures that this thing has almost zero chance of working as a practical solar charger. Not in England, not in Greece, not even Arizona or Oz will give you enough rays to use this thing on a charge-per-day basis. The portable battery pack idea is nice enough- they should chop off the panels and focus on the part that does work right. Solar charger
Terry Bernstein • Thursday 17th May 2007 20:30 GMT
Frankly, I'd be happier to find a simple, reasonably priced, solar battery charger; One that I can stick a couple of spare batteries in when the sun's shining, and then use them when I need them. It'd be Ideal for taking with the camera on holiday etc. Just stick it on the balcony and get it later when it's ready. Significantly, my garden has a whole row of those LED lights, bought from my local Homebase DIY store and all powered by just such a device. And costing around a fiver (£5) each, complete. So why, among the rows of battery chargers at the checkout ,are there none with the same solar charging capability? The period for commenting on this story has finished |
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