February 2009 Archives
In new building and environmental regulations, lighting plays a key role. Even though the Wattages used in lighting seem fairly insignificant in comparison to televisions and microwaves, it is something which is easily changed for the better since the introduction of compact fluorescent bulbs.
Continue reading Dedicated Lighting: LEDs and Fluorescents.
Just to flag a couple of LED lighting blog posts - bicycle lights, to be specific.
'Alice' has posted a couple of blogs, on Electro-ramblings, on the ongoing Bike Light Project. See:
'Alice' has posted a couple of blogs, on Electro-ramblings, on the ongoing Bike Light Project. See:
The basic thought behind the brightness of LEDs is the Wattage. For example 8W is brighter than 3W. The more power used, the brighter the bulb. The amount of light output a bulb gives is measured in lumens.
Continue reading Lumen output - the key to cutting energy.
LEDs have a general life expectancy of 50 000 hrs. If you use your lights for 10 hours a day, this should be 13.7 yrs. If this is correct, then LED's are definitely an investment, even the top of the range bulb would work out to cost 2.55GBP per year. Add that to the saving you would make on energy and you've got a very cost effective bulb!
Continue reading LED Life Expectancy.
It's been a great first month for the new blog, lots of great posts and lots of great coments, too.
Here is a roundup of the Top Ten most popular posts on LED Luminaries in the month of January:
Here is a roundup of the Top Ten most popular posts on LED Luminaries in the month of January:
1. Why can LED not yet rival halogen?
2. Is it really that eco friendly?
3. Another role for LEDs
Continue reading Most read posts in January.



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