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14W Solar bag. Useful but expensive.

Published on January 8, 2008 By Steve Chippy Paine

It looks like Voltaic will be releasing a 14w solar panel bag, a huge step up from their, largely useless, at least for UMPCs, 4W bad. I hope its not a typo as the three-panel setup look exactly the same as before. If it really is 14W then I’m interested. Well almost. The design is [...]

Solar charging. Lead Acid vs Li-Ion

Published on June 27, 2007 By Steve Chippy Paine

In a recent comment here, someone asked why the Lead-Acid battery was needed. Its probably not too clear in the video why I use it so I reproduce my answer (which comes from the best of my knowledge!) here. There are two main problems with charging Li-Ion batteries from Solar panels. Firstly, Li-Ion batteries (in [...]

UMPC Tour Pack-list

Published on June 4, 2007 By Steve Chippy Paine

Despite the terrible weather forecast (rain, clouds, heat, thunder) It’s time to finalize the pack-list and buy the last items, prepare the solar equipment (which should turn up today) and do some test loading and test cycling. Over the last weekend I fitted the baggage to the bike and loaded it up with random heavy items including [...]