Whom is "they"?

-----Original Message-----
From: [email protected] [mailto:[email protected]]On Behalf Of Doug
Kramer
Sent: Monday, June 06, 2011 6:18 AM
To: [email protected]; T.Sato
Subject: RE: LED Lighting Fixtures

I asked them about some noisey LEDs too (over Part 15 class B limits, within
Ux of Class A limits), and they did not regard them as Part 15 either.
-Doug

-----Original Message-----
From: [email protected] [mailto:[email protected]] On Behalf Of T.Sato
Sent: Friday, June 03, 2011 7:32 PM
To: [email protected]
Cc: [email protected]
Subject: RE: LED Lighting Fixtures

On Fri, 3 Jun 2011 13:40:04 -0600,
  "Chris Anderson (cmanderson)" <[email protected]> wrote:

> My understanding is to use FCC Part 15.  A lot of people default to Part
> 18, but Part 18 refers to RF lighting and LEDs are not RF lighting.  The

Some LED lightings use RF PWM to drive LEDs and those LEDs will
be driven by RF current, and some may think them as "RF lighting"
in a broad sense.

I asked FCC about this topic, and the answer was that LED lightings
would not be regarded as Part 18 device even if it use RF PWM to
drive the LEDs.

Regards,
Tom

-- 
Tomonori Sato  <[email protected]>
URL: http://homepage3.nifty.com/tsato/


> From: [email protected] [mailto:[email protected]] On Behalf Of Steve
> O'Steen
> Sent: Friday, June 03, 2011 1:21 PM
> To: [email protected]
> Cc: [email protected]
> Subject: LED Lighting Fixtures
> 
>  
> 
> I'm interested in any comments regarding the appropriate EMC
> requirements for an LED Lighting Fixture for use in North America.
> Would this default to FCC 47CFR Part 18 or is there a place for it in
> Part 15?

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