[CQ-Contest] LED Dimmer RFI

K9MA k9ma at sdellington.us
Fri Dec 2 15:55:22 EST 2016


This LED dimmer apparently switches at 96 kHz, so it's very different 
from a conventional triac dimmer. I'll let you know if the Levitron on I 
bought solves the problem.

73,

Scott  K9MA

On 12/1/2016 22:57, Jim Brown wrote:
> Hi Scott,
>
> In general, Lutron dimmers, at least those made for use with 
> incandescent lighting, have a long established reputation for being 
> FRI-quiet, and Lutron for having engineers who are RFI-savvy. 
> Hopefully that has not changed.
>
> 73, Jim K9YC
>
> On Thu,12/1/2016 6:42 PM, K9MA wrote:
>> I just tracked down a bad RFI source to a neighbor's LED dimmer 
>> switch.  I'm not sure whether the problem is generic or a sample 
>> defect, but I'd rather replace it with another brand. (It's a 
>> Lutron.)  There's a Levitron model which claims to have RFI 
>> filtering.  Does anyone know whether that one, or any other, is 
>> quiet?  (Must be LED compatible.)
>>
>> 73,
>>
>> Scott  K9MA
>>
>
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-- 
Scott  K9MA

k9ma at sdellington.us



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