Forum: Solar Power
11-01-08, 06:50 PM
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Replies: 4
Views: 15,493
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Forum: Solar Heating
11-01-08, 06:36 PM
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Replies: 24
Views: 43,121
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Forum: Appliances & Gadgets
11-01-08, 06:15 PM
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Replies: 6
Views: 13,102
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Forum: Conservation
11-01-08, 06:04 PM
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Replies: 5
Views: 11,498
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Forum: Lighting
11-01-08, 05:58 PM
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Replies: 8
Views: 7,598
a quick google search got me this page...
a quick google search got me this page (http://www.treehugger.com/files/2006/12/quick_quiz_what.php) for the numbers. However it can be surprising what people assume vs. reality.
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Forum: Lighting
11-01-08, 05:45 PM
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Replies: 8
Views: 7,598
Most efficient lighting
You may be surprised by the efficiency of different light sources, ranked by Lm/W look at these sources:
200 Low pressure sodium
150 Metal Halide
100 28w t5 florescent tube
93 36W t8...
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Forum: Lighting
11-01-08, 04:51 PM
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Replies: 3
Views: 9,529
After an extensive search, I was unable to find...
After an extensive search, I was unable to find ANY dimmable CFL lamps in other than twist or decorative (cover over the twist). One solution would be to modify the fixture (Spray chrome paint on the...
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Forum: Lighting
11-01-08, 03:59 PM
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Replies: 5
Views: 7,091
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Forum: Lighting
11-01-08, 03:41 PM
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Replies: 5
Views: 12,096
We call them "Joule thieves."...
We call them "Joule thieves." (http://www.evilmadscientist.com/article.php/joulethief) and they are great for finishing off batteries. (or reconditioning rechargeable batteries.)
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Forum: Lighting
11-01-08, 03:28 PM
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Replies: 12
Views: 16,137
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