5 posts tagged with light and energy.
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Can I use a CFL or LED bulb in an outside flood light type fixture that is hooked up to an in-wall Intermatic timer?

Can I use a CFL or LED bulb in an outside flood light type fixture that is hooked up to an in-wall Intermatic timer? I was told no but I would like to confirm. If that is the case, I'd love a short explanation in plain English. I tried Googling but I'm still confused. [more inside]
posted by dottiechang on Nov 10, 2012 - 11 answers

A light conservation.

Does light (like heat) seep and weaken? [more inside]
posted by Pennyblack on Feb 18, 2009 - 5 answers

Go towards the light Carol Anne!

Is Al right? Am I really saving the environment by switching to CF bulbs? [more inside]
posted by Pollomacho on Dec 22, 2007 - 46 answers

Is there a minimum amount of power required to sustain a given bandwidth?

What, if any, is the relationship between bandwidth and power? [more inside]
posted by odinsdream on Nov 19, 2007 - 14 answers

Shine a light on me.

Best replacement for light bulbs in apartment building halls and common areas? [more inside]
posted by RandlePatrickMcMurphy on Oct 19, 2007 - 9 answers

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