I got this information from a DOE publication that
benchmarked a lot of different LED, CF and incandescent
It does not seem to mention anything about ballasts,
I suspect that a cheapo HD fluorescent fixture will be
quite a bit less efficient than a high-quality,
> --- On Mon, 2/23/09, Randall <email@example.com>
> > From: Randall <firstname.lastname@example.org>
> > Subject: Re: [Shop-talk] Dimmable CFLs at Home Depot
> > To: "'shop-talk List'"
> > Date: Monday, February 23, 2009, 9:40 PM
> > > One other point: The classic non-compact
> > fixture with
> > > tube bulbs has immediate full brightness AND
> > efficiency than CFs.
> > Are you sure about that? Those old magnetic ballasts
> > weren't very good and
> > there are still a lot of them around. Their power
> > consumption doesn't
> > usually get included in the fixture rating; while the
> > does.
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