Mailinglist Archive: opensuse (6210 mails)

[Kevanf1 <kevanf1@xxxxxxxxx>]

On 02/10/05, Randall R Schulz <rschulz@xxxxxxxxx> wrote:
> Mike,
>
> On Sunday 02 October 2005 11:43, Mike wrote:
> > ...
> >
> > I was thinking of something like the gumstik
> >
> > http://www.gumstix.org/tikiwiki/tiki-index.php?page=gumstix
> >
> > which draws <250 mA at 400MHz without Bluetooth.
> >
> > Bring back some LED status lights to let you know what's going on.
> > Turn off the screen during a download and keep cranking until the
> > light changes.  My original thought was to hook up pedals, or a
> > tredle, but a hand dynamo might do the trick.
>
> I don't think it could be considered practical if continuous mechanical
> input is required. Also if the generator was far bigger than the device
> it powered, it would probably not be generally accepted.
>
> Another aspect of a practical device of this sort would be immunity from
> power loss, since it could be expected to occur regularly.
>
>
> I think realistically hydrocarbon or alcohol fuel cells or even tiny
> reciprocating or turbine heat engines may prove to be a practical
> solution to portable computing power supplies:
>
>   <http://www.technologyreview.com/articles/04/11/freedman1104.asp>
>   <http://www.newscientist.com/article.ns?id=dn6559>
>   <http://radio.weblogs.com/0105910/2004/10/19.html>
>
>
> Randall Schulz
>

The one I have seen demonstrated on a tv news report was excellent. 
It was slim, not a bit bulky and the charging handle/crank was akin to
a fishing reel handle.  If you know about the ABU series of multiplier
reel than think that.  They looked cool :-)  and very desirable.  I am
starting to think that there are a number of these projects being
worked on now though.
--
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Kevan Farmer

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