[Boatanchors] OT CFLs

J. Forster jfor at quik.com
Fri Feb 25 13:34:02 EST 2011


Agreed on all points. Horizontal seems to lead to the shortest life.

-John

===============


> This is very similar to my experience with these.
>
> The one fact of note:  If they are used in an installation with the base
> down, and always left on, THEN you can expect a "respectful" useful
> lifespan.
>
> When they are mounted either horizontally, or base up, they do NOT have
> as long a lifespan.
>
> When used in a constant turning on and off manner, the lifespan is
> atrocious!
>
> Bob - N0DGN
>
> On 2/25/2011 1:19 PM, J. Forster wrote:
>> Some years ago, Home Depot had a special on 60 W equivalent CFLs
>> (something like 4/$10). I bought 20 or 30 and have been using that stash
>> ever since.
>>
>> Of that lot, 3 or 4 failed within weeks - often smoking some but no
>> fires.
>>
>> Others ran for a year or more, but less than 20,000 hours.
>>
>> A few have been runnng 24/7/365 for over 5 years now.
>>
>> I also have a few 25 W and 150 W types. Anecdotally, the higher power
>> ones
>> have shorter lives.
>>
>> -John
>
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