[RFI] ARRL to FCC...

Jim Brown jim at audiosystemsgroup.com
Mon Jul 28 11:43:00 EDT 2014


On 7/28/2014 7:30 AM, Hare, Ed W1RFI wrote:
> But lighting controllers operating 58 dB over the FCC limits ARE a major threat, and we are getting new reports every week.

I strongly agree, Ed. I first encountered this in the home that we 
bought in California in 2006. It has several low voltage lighting 
fixtures, all run with what the electrical supply houses call 
"electronic transformers." They are unbranded and unlabeled, and they 
are noisy switching power supplies.

These little boxes are, for all practical purposes, the only way to 
power these devices because a real transformer is four times the size of 
the electrical back box into which it must fit. If any clean supplies 
exist, I sure would like to know about them.

73, Jim K9YC


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