On Tue, Jan 27, 2009 at 5:19 PM, Olin Lathrop wrote: > It seems you got it backwards. If you want light, incandescent bulbs would > be the last choice. I was trying to point out that they are far better > heaters than light sources. If I remember right, something like 2.5% > efficient light sources, which would make them 97.5% efficient heaters even > if all the light escapes. A plain old resistor is a 100% efficient heater, > but nowhere near as cheap and available as incandescent bulbs at 10s of > watts. I got it right, lol, I just used the wrong word. I meant heat box. Heat box. Yes. -- solarwind -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist