Solar backpack (Solar charger)

[David Reyes Samblas Martinez]

yes :) easier but less cool than have all your bike wired like a ciborg XD

2009/5/23 Michal Brzozowski <rusolis at poczta.fm>:
> I'm starting to think that taking 2-3 additional FR batteries for a bike
> trip or hike is an easier solution :-)
>
> 2009/5/23 David Reyes Samblas Martinez <david at tuxbrain.com>
>>
>> in australia there is a company  called www.pedalpower.com that has
>> the full solution, I trying to reach them but with any luck I will try
>> again tomorrow morning. but in  parelell I trying to make my own
>> solution, just a aux batery able to recharge while charging providing
>> 500mA will do the trick, just precharge that battery and it will at
>> least be mantained by the dynamo. I still searching for one that
>> fits. For the dynamo hubs , my local bike workshop is searching for an
>> affordable one(shimano, afiline..), but the main problem is that all
>> dynamo hubs requires to unmount and remount the hole wheel, and this
>> is  an added cost in the total  amount. so he is also searching for
>> wheels with the dynamo hub already mounted. once I got information I
>> will post.
>>
>> 2009/5/23 Michal Brzozowski <rusolis at poczta.fm>:
>> > Ok, I wasn't specific enough. What I'm looking for is exactly that thing
>> > in
>> > the middle :-) that will output the 500mA or 1A through a USB.
>> >
>> > Is a bike dynamo powerful enough to provide the 500mA or 1A to charge
>> > the
>> > Freerunner?
>> >
>> > 2009/5/23 David Reyes Samblas Martinez <david at tuxbrain.com>
>> >>
>> >> look at http://www.sheldonbrown.com/harris/lighting/shimano.html
>> >>
>> >> but remember you will have to have a good voltage regulator or better
>> >> a battery charger able to charge itself and the neo at time, in the
>> >> middle, to avoid the current variance of the dinamo
>> >>
>> >> 2009/5/23 Michal Brzozowski <rusolis at poczta.fm>:
>> >> > 2009/5/21 Al Johnson <openmoko at mazikeen.demon.co.uk>
>> >> >>
>> >> >> If you want something effective for emergencies or extended periods
>> >> >> away
>> >> >> from
>> >> >> power a mechanical device is probably more effective. For cycling a
>> >> >> good
>> >> >> dynamo will provide more, and more reliable, power than any
>> >> >> bike-mounted
>> >> >> solar
>> >> >> panel. Other than that there are some good quality hand cranked
>> >> >> generators
>> >> >> available, along with a lot of bad ones. There are even a few
>> >> >> devices
>> >> >> that
>> >> >> will take energy from irregular movement, a bit like a self-winding
>> >> >> watch.
>> >> >
>> >> >
>> >> > I'm looking for a bicycle or hand driven dynamo for use with
>> >> > Freerunner.
>> >> > Do
>> >> > you have any links where to find such devices?
>> >> >
>> >> >
>> >> > _______________________________________________
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>> >> > community at lists.openmoko.org
>> >> > http://lists.openmoko.org/mailman/listinfo/community
>> >> >
>> >> >
>> >>
>> >>
>> >>
>> >> --
>> >> David Reyes Samblas Martinez
>> >> http://www.tuxbrain.com
>> >> Open ultraportable & embedded solutions
>> >> Openmoko, Openpandora,  Arduino
>> >> Hey, watch out!!! There's a linux in your pocket!!!
>> >>
>> >> _______________________________________________
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>> >> community at lists.openmoko.org
>> >> http://lists.openmoko.org/mailman/listinfo/community
>> >>
>> >
>> >
>> > _______________________________________________
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>> > community at lists.openmoko.org
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>> >
>> >
>>
>>
>>
>> --
>> David Reyes Samblas Martinez
>> http://www.tuxbrain.com
>> Open ultraportable & embedded solutions
>> Openmoko, Openpandora,  Arduino
>> Hey, watch out!!! There's a linux in your pocket!!!
>>
>> _______________________________________________
>> Openmoko community mailing list
>> community at lists.openmoko.org
>> http://lists.openmoko.org/mailman/listinfo/community
>>
>
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>



-- 
David Reyes Samblas Martinez
http://www.tuxbrain.com
Open ultraportable & embedded solutions
Openmoko, Openpandora,  Arduino
Hey, watch out!!! There's a linux in your pocket!!!