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From: strong@tc.fluke.COM (Norm Strong)
Newsgroups: sci.electronics
Subject: Re: incandescent light bulb life extender
Keywords: lamp life, economics
Message-ID: <1991Jan3.160840.5468@tc.fluke.COM>
Date: 3 Jan 91 16:08:40 GMT
References: <6213@videovax.tv.tek.com> <4078@osc.COM> <1990Dec13.172348.20146@amd.com>
Organization: John Fluke Mfg. Co., Inc., Everett, WA
Lines: 22

In article <1990Dec13.172348.20146@amd.com> phil@brahms.amd.com (Phil Ngai) writes:
}In article <4078@osc.COM> jgk@osc.COM (Joe Keane) writes:
}|The conclusion is that if you're dropping the supply voltage, or equivalently
}|using a higher rated voltage, you're making a mistake.  If you're happy with
}|the reduced light output, then you should use a lower wattage bulb with the
}|right voltage.  You'll use less power and also get better color.
}
}If you're concerned about bulb life, use a compact fluorescent. Most
}of them are rated around 10K hours. If you're concerned about cost,
}use a C.F. Over the life of the bulb it will pay itself back many
}times. I can not see any reason to use incandescents anymore, unless
}you are getting free power.

I visited a Dennys restaurant yesterday that had been completely
retrofitted with fluorescent bulbs.  I was VERY favorably impressed with
the output and the color temperature.  They were Warm White Panasonic
units.   I'm sold.

-- 

Norm Strong  (strong@tc.fluke.com)
2528 31st S.   Seattle WA 98144