alt.energy.homepower

"Warren Block" wrote in message
news:@speedy....
> You wrote:
> > Or you could get really cute, and get yourself a 3 - 32 Vdc Input
> > Switching Dc/Dc Converter with a 12 Vdc Output, and use a 12 Vdc
> > Bulb, or a 12 Vdc Multi-Element LED Light, and put a NiMH 12 Vdc
> > battery pack in there somewhere, and have lights whenever......
> > as long as you keep the pack charged.....
>
> Which might also be more efficient than a linear voltage regulator.
> Watts produced by physical effort are hard work.
>
> --
> Warren Block * Rapid City, South Dakota * USA

Or, instead of using the tire to drive the generator, make a little wind
generator, mount it on the handlebars, feed it into a charge controller and
run the light directly from some NiMh batteries being charged by the system.
25 mph out to be fast enough.