Date: Tue, 29 Jun 2004 16:51:22 -0400

Author: Gerald_Zani@brown.edu

Subject: Re: handcrank a fluourescent bulb?

Post:

The Windstream Power Systems was too much $$$. I made it for next to zilch. JZ

>
> From: Wolfgang Rueckner
> Date: 2004/06/29 Tue PM 03:00:11 EDT
> To: tap-l@listproc.appstate.edu
> Subject: Re: handcrank a fluourescent bulb?
>
> Speaking of Vermont, Windstream Power Systems in Burlington VT sells
> such a generator and 120 volt converter. -- Wolfgang
>
>
>
> >I got a good one:
> >
> >A business student here approached me looking for a way to demonstrate
> >that certain Sylvania compact fluourescent bulbs consume less power than
> >the incandescent bulbs they are meant to replace. He wanted to compare
> >the difficulty of hand-cranking generators to power each of these bulbs.
> >
> >Problem is, he'd need to put out 120V 60Hz, regardless of speed, and
> >hand-cranked generators rarely exceed 12V. I suggested a generator on a
> >bicycle, but he said they want to be able to put this in store
> >displays--first in Vermont, and eventually across the nation if the
> >campaign takes off. How much would a bicycle-and-generator cost? What
> >voltage could it possibly reach?
> >
> >Any bright ideas?
> >-jmsj
> >
> >____________________________________________________
> >Jason St. John 617.353.2634 stjohn@bu.edu
> >Boston University Physics Lecture Demonstrations
> >Room 255, 590 Commonwealth Ave. Boston, MA 02215
>
>
From anthony_lapinski@pds.org Tue Jun 29 16:51:52 2004

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