[PLUG-TALK] Compact Fluorescent Bulbs

Michael Rasmussen mikeraz at patch.com
Sat Sep 22 20:33:45 UTC 2007


Keith Lofstrom wrote:
> The "pleasant yellowy light" is due to the spectrum, referred to as
> "color temperature" by photographers and lamp manufacturers.
> 
> What makes yellow light "pleasant" is that you grew up with incandescent
> illumination - it is purely psychological training.

Not entirely true.   Light color affects the perception of color - the yellow
of an incandecent compliments most skin tones.  Consider how sickly green some
people look under the "wrong" flourescnet lights.

that Yellow light is also ambient sunlight during a swath of every morning. 

Lots of informative information at 
  http://www.sylvania.com/LearnLighting/LightAndColor/

> Yellow light would be
> distinctly less pleasant if the power plant was spewing the corresponding
> waste in your living room, rather than hundreds of miles away. 

foul!  

> CFLs will make the fixture last longer, because they generate much
> less heat per lumen, which is also cooking sockets and wires and
> insulation and eventually creating fire hazards.  Some ceiling fixtures
> are just plain evil.  The best fluorescent ceiling fixtures keep the
> high efficiency ballasts well away from the heat-producing lamps, and
> a fluorescent fixture with a U or spiral tube in a pin socket, with
> wires running to a separate electronic ballast, is the best way to
> run cans or decorative fixtures.

Nice to know information.

-- 
      Michael Rasmussen, Portland Oregon  
    Be appropriate && Follow your curiosity
          http://www.patch.com/words/ 
  The fortune cookie says:
Optimism is the content of small men in high places.
		-- F. Scott Fitzgerald, "The Crack Up"




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