[RFI] Grow Light RFI

David Cole dave at nk7z.net
Sat Jan 23 13:52:54 EST 2016

Please do post the results...  I have been looking for a RF quiet device
to recommend...
Thanks and 73's,
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On Sat, 2016-01-23 at 10:32 -0600, Larry Burke wrote:
> I'm dealing with a neighbor's grow lights at the moment. Fortunately they
> are being very cooperative. I tried the Revolution filter listed in one of
> the links. It did not help. Coincidently, just yesterday I ordered the
> Galaxy ballast as it apparently has a good RFI reputation. I'll post back
> after it comes in next week. 
> Larry K5RK
> -----Original Message-----
> From: RFI [mailto:rfi-bounces at contesting.com] On Behalf Of Tom Thompson
> Sent: Saturday, January 23, 2016 10:15 AM
> To: Donald Chester; rfi at contesting.com
> Subject: Re: [RFI] Grow Light RFI
> Hi Don,
> Here is an update for the group concerning grow light ballasts.  I have
> posted links to two commercial filters and an EMI test of a Galaxy ballast.
> The link to my web site is:
> http://tomthompson.com/radio/GrowLight/GrowLightBallastFilter.html
> The new information is at the bottom of the page.
> Tom   W0IVJ
> On 1/21/2016 10:59 AM, Donald Chester wrote:
> > This article appeared on the police.com website about a year ago:
> > http://www.policeone.com/drug-interdiction-narcotics/articles/8224280-
> > How-cops-are-catching-grow-ops-with-AM-radios
> >
> > If ARRL, NAB and the greater amateur radio and broadcasting communities
> would distribute this and similar articles as far and as wide as possible,
> people carrying out illegal operations would become concerned (or paranoid)
> enough about the possible RFI they are generating, to make damn sure their
> grow lights are clean. Vendors selling the lighting systems will quickly get
> the message and clean up their products, and the problem will abate of its
> own accord, sooner, not later. If you suspect one of your neighbours is
> causing this problem and want to get rid of the interference without getting
> involved with cops, thugs, gangs, reprisals and court subpoenas, just print
> off copies of the article and anonymously mail it to the suspected culprits,
> or slip it in their letter box or leave it on their doorstep, and the noise
> just might inexplicably disappear.
> >
> > Someone should forward this and similar articles to "High Times" magazine
> and other like-minded publications and webs sites; it would be nice to get
> the DIY home grow operations paranoid enough to buy better lighting
> fixtures. I couldn't care less if someone wants to grow their own weed; just
> make sure your usage or creation of mind altering substances doesn't
> negatively impact anyone but your own self.
> >
> > This is a rare case where amateur radio operators,  AM broadcasters,  and
> other users of the MF and HF spectrum have RFI culprits by the part of the
> anatomy where it hurts, if we would just take advantage of the opportunity.
> >
> > Don, k4kyv
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> >
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