[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [IRCA] Interference source- LED bulb



I wonder how far a bad LED bulb will radiate? Could one in the neighborhood or next door cause a lot of noise? 

Patrick Martin
Seaside OR
KGED QSL Manager

> From: radiok3pi@xxxxxxxxx
> Date: Fri, 9 Oct 2015 19:58:26 -0400
> To: irca@xxxxxxxxxxxxxxxx
> Subject: [IRCA] Interference source- LED bulb
> 
> I have been plagued by nasty harsh "line noise" type interference for past couple of months . I finally decided to see if something in the house was causing it. 
> 
> I found it pretty quickly. It was an LED lightbulb that must be going bad. I have 2 of them in ceiling fan. 
> 
> I was amazed at how much hash this thing threw out and how much distance it covered. It was picked up even by external antenna (inverted vee). 
> 
> I got the LED bulbs as I thought they would be radio friendly. The other one is quiet, so something must be going wrong in the offending bulb. 
> 
> If you are using these and have mystery hash interference in the AM band, you might check them. 
> 
> Mine was a Utilitech LA190M. A 7.5 watt bulb that replaced 60 watt incandescent. From Lowes. Probably 2 years of use.   FYI 
> 
> Russ Johnson
> _______________________________________________
> IRCA mailing list
> IRCA@xxxxxxxxxxxxxxxx
> http://montreal.kotalampi.com/mailman/listinfo/irca
> 
> Opinions expressed in messages on this mailing list are those of the original contributors and do not necessarily reflect the opinion of the IRCA, its editors, publishing staff, or officers
> 
> For more information: http://www.ircaonline.org
> 
> To Post a message: irca@xxxxxxxxxxxxxxxx
> 
 		 	   		  
_______________________________________________
IRCA mailing list
IRCA@xxxxxxxxxxxxxxxx
http://montreal.kotalampi.com/mailman/listinfo/irca

Opinions expressed in messages on this mailing list are those of the original contributors and do not necessarily reflect the opinion of the IRCA, its editors, publishing staff, or officers

For more information: http://www.ircaonline.org

To Post a message: irca@xxxxxxxxxxxxxxxx