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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[RFI\]\s+18\-30\s+MHz\s+RFI\s*$/: 3 ]

Total 3 documents matching your query.

1. [RFI] 18-30 MHz RFI (score: 1)
Author: <donovanf@starpower.net>
Date: Tue, 22 Jan 2013 14:34:14 -0500 (EST)
Joe, I've had remarkably similar RFI for many years, but in my case its 18-30 MHz. The RFI sounds like white noise, but with one very important exception: it also has a much stronger strong narrow ba
/archives//html/RFI/2013-01/msg00127.html (13,993 bytes)

2. Re: [RFI] 18-30 MHz RFI (score: 1)
Author: "KD7JYK DM09" <kd7jyk@earthlink.net>
Date: Tue, 22 Jan 2013 11:43:25 -0800
"My suspicion (unconfirmed) is that the RFI might be generated by ballasts used for commercial grow lights in their fifty large greenhouses." When they turn them on/off or change the configuration of
/archives//html/RFI/2013-01/msg00129.html (9,606 bytes)

3. Re: [RFI] 18-30 MHz RFI (score: 1)
Author: <donovanf@starpower.net>
Date: Tue, 22 Jan 2013 15:04:27 -0500 (EST)
Kurt, I haven't yet tried to correlate observations at the nursery to RFI at my QTH 1/2 mile away. This RFI has been present for many years, fortunately my antennas are directive enough to minimize t
/archives//html/RFI/2013-01/msg00133.html (11,410 bytes)


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