[ale] OT: Disposal of standard fluorescent lamps?

Michael Potter michael at potter.name
Mon Mar 28 20:32:22 EDT 2011


On Mon, Mar 28, 2011 at 4:19 PM, Jim Kinney <jim.kinney at gmail.com> wrote:
>
>
> On Mon, Mar 28, 2011 at 3:53 PM, Greg Freemyer <greg.freemyer at gmail.com>
> wrote:
>>
>>  dimmer's save electricity too unless you
>> keep them at max. most of the time.
>>
> Not sure on that. Most dimmers are just a simple rheostat device (voltage
> divider). They get pretty warm in use. Some are switches that vary the "on"
> time to keep the lamp lit. Those will save power. But those also hum badly
> and provide some nasty noise back into the AC line. Run a speaker cord near
> a dimmer and listen for the fun.
>
>

http://wiki.answers.com/Q/Does_a_dimmer_switch_rheostat_consume_the_electricity_that_the_light_fixture_is_not_receiving

-- 
Michael Potter



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