[RFI] HF Handy Talkie for RFI Detection?

Robert Nobis n7rjn at nobis.net
Fri Feb 5 22:36:58 EST 2016


Tony,

I have used my Elecraft KX3 to do such searches on the HF bands. The KX3 may be operated with internal batteries.

73,


Bob Nobis - N7RJN
n7rjn at nobis.net


> On Feb 5, 2016, at 19:52, Tony <dxdx at optonline.net> wrote:
> 
> All:
> 
> I've had an RFI issue coming from a specific direction for several years. It's a unique noise that appears on several HF bands which is usually a couple of S-units above the noise i.e., just enough to cover weak signals in that direction.
> 
> I thought I could use a VHF / UHF radio to pinpoint the source, but I'm not able to hear it on my all-mode VHF/UHF home station with Yagi antennas.
> 
> The ideal setup might be a portable HF radio which can tune the same frequencies that are susceptible to the noise. Something small enough to carry and use with a portable HF loop.
> 
> I was thinking about a Kenwood TH-F6A that has HF SSB / CW coverage, but I'm told the receiver isn't very sensitive; even with an external antenna.
> 
> Any suggestions?
> 
> Thanks
> 
> Tony
> 
> 
> 
> 
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