[RFI] The new light bulbs

Hardy Landskov n7rt at cox.net
Wed Mar 9 20:46:49 PST 2011


It still covers 95% of all the bulbs we use. Give me a fast warm up, CFL, 
MADE IN THE USA, and will last 10 years and I will buy it.   I have had it 
with the Chinese s**t.

----- Original Message ----- 
From: "Dale Svetanoff" <svetanoff at earthlink.net>
To: "Bruce Lanning" <belanning at myfairpoint.net>; <rfi at contesting.com>
Sent: Wednesday, March 09, 2011 9:32 PM
Subject: Re: [RFI] The new light bulbs


> Bruce and List mates,
>
> Sad to say, the video provided by the link was repleat with a fair supply
> of fertilizer, as are most of the "news" reports on this topic.  The
> problem is twofold: 1) The document to which everyone is referring is
> officially known as "Energy Independance and Security Act -2007", which 
> was
> signed into law by President G. W. Bush on December 19, 2007.  It is
> officially Public Law 110-140.  It does NOT "outlaw" all incandescent
> lights, as many would have you believe.  2) The applicable section of this
> Act is Section 321 - Efficient Light Bulbs.
>
> My information source is from a synopsis of the Law as provided by Acuity
> Brands Lighting -  a group of companies who manufacture commercial and
> industrial lighting products, but not light bulbs.  I printed out the
> information from their website around a year ago.
>
> The AFFECTED light bulds are:  "standard" medium screw base ("Edison")
> bulbs that operate in the range of 110 to 130 volts, are intended for
> general purpose applications, and are in the range of 40 to 100 watts. 
> The
> 100 watt bulbs are the first affected, to be discontinued effective
> 1/1/2012, followed by 75 watt bulbs on 1/1/2013, and then 60 and 40 watt
> bulbs on 1/1/2014.
>
> NOT AFFECTED are:  Rough service, vibration service, 3-way lamps, 150 watt
> bulbs, shatter-resistant bulbs.  The acceptable replacements are:  Halogen
> (still use a filament), CFLs , and LEDs.
>
> Section 322 of the Law AFFECTS Incandescent Reflector lamps, types BR, ER,
> and BPAR with ratings in the wattage ranges of 40 to 205 watts.  The
> exceptions (meaning NOT AFFECTED) are BR30, BR40, and ER40 lamps rated at
> 65 watts; ER30, BR30, BR40, and ER40 lamps rated < or = 50 watts; R20 
> lamps
> rated at < or = 45 watts.
>
> In reply to some other postings on this subject:
>
> 1) At least 2 semi-conductor manufacturers (Maxim Integrated Circuits and
> ST Microelectronics) now offer LED controller chips that are compatable
> with some of the existing wall dimmers on the market.  That means that no
> special low voltage dimmers are required - users can screw in an LED lamp
> assembly (with one of these chips inside) and dim the lamp just as if it
> were an incandescent.  I have seen no price or availability info on any
> end-user LED lamp products featuring these chips.
>
> 2) As regards the posting about RFI from a driveway light post in which a
> photocell was controlling a CFL:  Some of the packages that I have
> containing CFLs indicate that not only are the CFL lamps NOT dimmable, but
> they are not to be used with photocell controllers, either.  It sure would
> be nice to get an explanation from a lamp manufacturer as to why the
> photocell controls represent a problem.  (My guess is that all would be
> well if the photocell controlled a relay to switch power on-off to the
> lamp, but if the photocell is carries the current of the lamp, maybe there
> is an issue of either the inrush peak currents of those nasty little
> switchers inside the base of each CFL or the added series resistance of 
> the
> photocell is a problem for the switcher control circuits.)
>
> 3.  Anyone who buys some LEDs, especially those with dimmer capability, I
> am sure the group would like to know if you have any RFI issues with the
> lamps.  You may recall I posted information about an article back in
> February in which the design topology of power supplies for LED lamps was
> discussed, and there was a lot of discussion within the article over the
> non-filtering of the high current driver leads to the actual LED chips
> because the circuit provdies smoother brightness control with unfiltered
> power leads.  (The filter caps tend to hold up peak voltage and thus 
> render
> dimming a little less precise and slower.)  That's all nice and pleasing,
> but what about RFI?
>
> 73, Dale
> WA9ENA
> Sr EMC Engineer
>
>
>
>
>> [Original Message]
>> From: Bruce Lanning <belanning at myfairpoint.net>
>> To: <rfi at contesting.com>
>> Date: 3/8/2011 9:32:36
>> Subject: [RFI] The new light bulbs
>>
>> http://www.lewrockwell.com/blog/lewrw/archives/75548.html
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>
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