Mike,
If these were in my garage, I would replace them. Using ferrite chokes might
help, but is really a band-aid approach.
73,
Bob Nobis - N7RJN
n7rjn@nobis.net
> On Apr 4, 2016, at 15:42, Mike & Becca Krzystyniak <k9mk@flash.net> wrote:
>
> Greetings All,
>
> I just moved into a new QTH. My detached garaged has Florescent shop
> lights and unlike the old QTH the RFI from these are pretty darn bad. Hash
> goes up into the FM broadcast band.
>
> I did some reading through the RFI archives and I am not sure of the
> physical DNA of these units (classic or modern or cheap import). They are
> compact offering high energy output suggests solid state ballast but I have
> not popped one of them open yet to see what might be spewing the hash.
> Instead I find myself in a panic pondering in line filters (like Mousers TE
> Connectivity offerings), or maybe some snap on ferrite, or maybe
> combinations of both.
>
> Sanity must prevail. There are four offending H-E-F's so I'm wondering
> what is the most prudent approach to killing or resolving the problem?
> Short of ripping them out, what might yield the biggest bang for bucks
> already sunk?
>
> Thanks in advance.
>
> Best 73 Mike K9MK/5
>
> PS: I do intend to get up there tonight and see if these are rated for
> commercial or residential lightings.
>
>
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