[ale] OT Just bought my 1st & 2nd "lighting-class" LED bulbs
James Sumners
james.sumners at gmail.com
Tue Jul 23 18:02:21 EDT 2013
Do yourself a favor and learn to distinguish bulbs by their lumen output,
not their incandescent wattage equivalence. That's a practice that should
never have been implemented. It's not really a direct equivalence, and it
just ends up making folks say the wrong thing (e.g. saying 40w when they
really have a 7w).
Also, make sure the Crees are rated for enclosed installation before
putting them in your outdoor fixtures. Most brands are not. I use the ULTRA
bulbs by Sylvania and the off-brand EcoSmart bulbs. Neither, of those that
I have bought, have been rated thus.
My favorite LED bulbs so far are the Phillips (damn expensive, but coming
down; still worth it, though) and the ULTRAs. Just about every bulb in my
house is a LED. My power bill, with a SEER 10 A/C unit running, for May was
$99 after taxes and fees. They make a huge difference.
On Tuesday, July 23, 2013, Ron Frazier (ALE) wrote:
> Hi all,
>
> Just thought I'd throw this out there since you guys like geeky stuff. I
> just bought my 1st & 2nd "lighting-class" LED bulbs. I have a couple of
> fixtures that are hard to get to and work with to replace bulbs on my
> porch. For some time, those bulbs have been out and we've been using a
> free standing lamp out there. Today, I decided to take the leap and try
> LED. I've only had the product open for a little while and have been
> testing it in a table lamp, but my initial reaction is that I'm VERY
> impressed. At $ 13 / bulb, I won't be replacing all my CFL's yet, but
> maybe one at a time when they burn out. The porch lights have to wait
> until I deal with some uninvited wasps that are there.
>
> This is the Cree warm white 2700 K color temperature 60 W bulb replacement
> from Home Depot. The appearance and shape is like a standard incandescent
> bulb and this particular one puts out a pretty omnidirectional light.
> Right on the top of the bulb is a small area of dimness at the top of the
> "LED Filament Tower", but otherwise, I wouldn't know it's not a standard
> bulb by looking at its light.
>
> This bulb has some really cool features:
>
> * It uses just 9.5 W of power to provide the equivalent of 60 W of
> incandescent light.
>
> * It's warranted for 10 years at 6 hrs / day (with proof of purchase).
> This works out to 25,000 hrs. This is 20X the life of an incandescent and
> 2X the life of a GOOD CFL.
>
> * You can touch the bulb, even hold it, while running; and your hand will
> get warm but not burned. However, DON'T touch the heat sink directly.
> This is about hot enough to burn you. Another Home Depot shopper gave me
> that tip.
>
> * It has a rubber safety coating on the class bulb with a kind of tacky
> feeling, like a rubber jar opener or something. Should be less likely to
> break and less dangerous if it does. The instructions don't recommend
> running it with a broken glass casing.
>
> * There is no mercury or lead in it.
>
> * And, it is DIMMABLE with a STANDARD dimmer. This is very cool. I had
> uninstalled 3 dimmers in my house when I went to using CFL's. Maybe,
> eventually, I'll be able to put them back. This also means you could put
> it on a photocell, or motion detector.
>
> So, even though I've only had the product a few hours, at this point, I
> highly recommend it. Hopefully, the prices will keep coming down.
>
> Sincerely,
>
> Ron
>
>
>
> --
>
> Sent from my Android Acer A500 tablet with bluetooth keyboard and K-9 Mail.
> Please excuse my potential brevity if I'm typing on the touch screen.
>
> (PS - If you email me and don't get a quick response, you might want to
> call on the phone. I get about 300 emails per day from alternate energy
> mailing lists and such. I don't always see new email messages very
> quickly.)
>
> Ron Frazier
> 770-205-9422 (O) Leave a message.
> linuxdude AT techstarship.com
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>
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--
James Sumners
http://james.roomfullofmirrors.com/
"All governments suffer a recurring problem: Power attracts pathological
personalities. It is not that power corrupts but that it is magnetic to the
corruptible. Such people have a tendency to become drunk on violence, a
condition to which they are quickly addicted."
Missionaria Protectiva, Text QIV (decto)
CH:D 59
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