There ain't no such thing as a free lunch.... Generally,they're cheap, but none I have seen emits light you could see in daylight.
On 19 February 2013 16:55, Crispin Pemberton-Pigott <[email protected] > wrote: > Those are definitely not good attributes!**** > > ** ** > > Are they efficient? Are they cheap?**** > > ** ** > > Can they be heat resistant? It sounds like that are made from a plastic > sheet.**** > > ** ** > > Regards**** > > Crispin**** > > ** ** > > ++++**** > > Crispin, > > It ages very quickly, and it needs high AC oltages to drive it. **** > > ** ** > > On 19 February 2013 15:51, Crispin Pemberton-Pigott < > [email protected]> wrote:**** > > Dear Friends **** > > **** > > When considering lights that might be stove-powered there is a new > technology that is emerging a bit more quietly than the light emitting > diode (LED) and high efficiency LED (HE-LED).**** > > **** > > It is described here > http://www.globalspec.com/learnmore/optical_components_optics/light_sources/electroluminescent_lighting > **** > > **** > > And may be of interest to forward –thinking stovers.**** > > **** > > Regards**** > > Crispin**** > > > _______________________________________________ > Stoves mailing list > > to Send a Message to the list, use the email address > [email protected] > > to UNSUBSCRIBE or Change your List Settings use the web page > > http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists.org > > for more Biomass Cooking Stoves, News and Information see our web site: > http://www.bioenergylists.org/ > > >
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