RFI
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Re: [RFI] LED Bulbs

To: "Mike Ryan" <mryan001@tampabay.rr.com>
Subject: Re: [RFI] LED Bulbs
From: "Dale J." <dj2001x@comcast.net>
Date: Mon, 10 Feb 2014 16:48:29 -0600
List-post: <rfi@contesting.com">mailto:rfi@contesting.com>
Mike, I forwarded this to my ham friend at Menards, minus all the headers.  
I'll see what he says.  At least it's a heads up.  If he comes back with 
anything interesting I'll post it.

Thanks again

73
Dale, k9vuj


On 10, Feb 2014, at 16:40, "Mike Ryan" <mryan001@tampabay.rr.com> wrote:

> Dale, I think PORTFOLIO is Lowes brand.  The other stores may and most likely 
> do have the same or similar product but under another name.  -Mike
> 
> -----Original Message----- From: Dale J.
> Sent: Monday, February 10, 2014 4:40 PM
> To: Mike Ryan
> Cc: rfi@contesting.com
> Subject: Re: [RFI] LED Bulbs
> 
> Noted.  I don't have a Lowes close by, but I do have a Home Depot and 
> Menards.  Next time I'm there I will look for this product and perhaps drop 
> some suggestions. I do know someone who works in the electrical department at 
> Menards, he's a ham operator too.  I'll pass this information along to him, 
> minus all the headers etc.
> 
> Thanks Mike.
> 
> 73
> Dale, K9VUJ
> 
> 
> 
> On 10, Feb 2014, at 15:25, "Mike Ryan" <mryan001@tampabay.rr.com> wrote:
> 
>> Dale, The brand name is PORTFOLIO, and sold around here at LOWES.   The 
>> model number is #0068062.  It is called a 'wall wash light'.  They are LED, 
>> low voltage 8w draw, with 420 lumens / 3000k.  The box says they are 
>> comparable to a 35w halogen floodlight.  Very, Very, nasty light fixture.
>> -Mike
>> 
>> -----Original Message----- From: Dale J.
>> Sent: Monday, February 10, 2014 3:06 PM
>> To: Mike Ryan
>> Cc: rfi@contesting.com
>> Subject: Re: [RFI] LED Bulbs
>> 
>> I'd like to get the numbers of those lights.  Post them if you will, mfg too 
>> and where they are sold.
>> 
>> Tnx
>> Dale, k9vuj
>> 
>> 
>> 
>> On 10, Feb 2014, at 13:36, Mike Ryan <mryan001@tampabay.rr.com> wrote:
>> 
>>> Sorry Jim but the power supplies that these lights are connected to are not 
>>> always the case. I mentioned in an earlier post here about some 50w LED 
>>> lamps which use 12 vot AC, that's AC. The power supply is clean.  The BULBS 
>>> have switching power supplies of some nature in them.  LOEWS has a line of 
>>> exterior landscaping lights which will pretty much drive you QRT. My 
>>> neighbor has 10 of these in his yard.  They are dirty from HF to at least 
>>> 440mhz.  When his outdoor lights timer goes ON, I am OFF. I'd be happy to 
>>> post info on these again should someone care.  - Mike
>>> 
>>> -----Original Message----- From: David C. Hallam
>>> Sent: Monday, February 10, 2014 1:48 PM
>>> To: rfi@contesting.com
>>> Subject: Re: [RFI] LED Bulbs
>>> 
>>> I may have made an unwarranted conclusion, but I assumed the LED were
>>> substituted for halogen without any other changes.  I will see if I can
>>> get a clarification on that point.  Would a change in bulb types make
>>> any difference in the RFI being generated?
>>> 
>>> David
>>> KW4DH
>>> 
>>> On 2/10/2014 1:14 PM, Jim Brown wrote:
>>>> On 2/10/2014 11:07 AM, Dave Cole wrote:
>>>>> Who would have thought the LED's could radiate so far?
>>>> 
>>>> It's not the LEDs, it's the wires (antennas) connected to the switching 
>>>> power supply for the LEDs. This should come as no surprise to any ham --  
>>>> switching power supplies are generators of RF trash, that puts RF current 
>>>> on those wires, and like any other antenna, those wires radiate the trash.
>>>> 
>>>> Thank you VERY much for posting details of part numbers and vendors for 
>>>> the bad products.
>>>> 
>>>> 73, Jim K9YC
>>>> _______________________________________________
>>>> RFI mailing list
>>>> RFI@contesting.com
>>>> http://lists.contesting.com/mailman/listinfo/rfi
>>>> 
>>> 
>>> -- 
>>> "I predict future happiness for Americans if they can prevent the 
>>> government from wasting the labors of the people under the pretense of 
>>> taking care of them."
>>> Thomas Jefferson
>>> 
>>> 
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