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6
votes
3answers
383 views

Why am I getting strange results when using a power meter to measure CFLs?

Over the years we have replaced just about every bulb in the house with a CFL. But here is the problem. Our electric bill is going up and not down. When I moved here 3 years ago we spent about ...
5
votes
4answers
4k views

Can I use a 23 W CFL in a fixture that's rated for a 60 W incandescent?

I have a lamp that is rated at 60 Watts for an incandescent bulb with a disclaimer to use a 13 Watt bulb instead when using a CFL replacement. Do I really need to respect that disclaimer? Would not a ...
9
votes
1answer
5k views

What is the difference between dimmable and non-dimmable CFL bulbs?

I have a dimmable ceiling light fixture in the Dining room. I put in CFL bulbs a few months ago. It all seems to work fine, no problem. I went to a hardware store yesterday and saw that there were CFL ...
6
votes
2answers
406 views

Does lamp maximum wattage matter for CF bulbs? [duplicate]

Say I have a table lamp that states (via a slightly scary sticker) that it takes a 60W max bulb. Of course, that was based around incandescent wattages. Is there any risk with putting in a CF bulb ...
3
votes
4answers
763 views

Will switching to LED lightbulbs make a significant difference in my electric bill?

I asked Reliance Controls about a THP103 meter that I was having trouble with. Turns out that its not a true RMS meter and thus is unable to give you accurate readings on a CFL or LED installation. ...
5
votes
6answers
7k views

Are CFL bulbs safe for enclosed fixtures?

I just got 3 dozen CFL bulbs for free, and was planning on replacing all the non-downward exposed fixture lights in my home with these bulbs. In the past I haven't even considered switching to CFL ...
2
votes
1answer
263 views

Fluorescent Lights and CFLs Take Longer to Startup in Cold

When it is colder outside, I noticed that the CFLs in my house and the fluorescent lights in my garage take longer to come on and get bright. Sometimes they flicker more. I am in Florida so coldest is ...