Why do Fluorescent Lights Flicker?

Answer

If a fluorescent light is flickering, it probably has a faulty starter unit or there could be a problem with the bulb's ballast (the device within a fluorescent bulb that causes it to light up). Replacing the bulb with a new one should fix the problem.
Q&A Related to "Why do Fluorescent Lights Flicker?"
Compact fluorescent light bulbs flicker and buzz because of the technology used in their construction. However, there are a few outside factors that can cause fluorescent bulbs to
http://www.ehow.com/facts_6063264_do-bulbs-flicker...
If this is a dusk-to-dawn security light, the flickering could be caused by ambient or reflected light striking the cds mounted behind a small lens on the (side of most) cabinet.
http://wiki.answers.com/Q/Why_utilitech_fluorescen...
Voltage fluctuations cause the fluorescent light to flicker. Ballasts control these
http://www.chacha.com/question/why-do-floresent-li...
No it's not a spirit this time.it does this either the ballast is on it's way burning out, will cause the lights to do this. If you change all the lights and it still does it, it's
http://answers.yahoo.com/question/index?qid=201211...
1 Additional Answer
Ask.com Answer for: why do fluorescent lights flicker
Why Do Fluorescent Lights Flicker?
A fluorescent lamp or fluorescent tube is a "gas-discharge lamp" (lamps that generate light by passing an electrical charge through an ionized gas) which utilizes electricity to excite mercury vapor. The excited mercury vapor produces short wave ultra... More »
Difficulty: Easy
Source: www.ehow.com
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