[RFI] RTTY signal on 3595.5 kHz

David Eckhardt davearea51a at gmail.com
Thu Jan 25 16:36:09 EST 2018

I do not hear it here in N. Colorado (Loveland area).

Dave - WØLEV

On Mon, Jan 22, 2018 at 5:38 PM, Kenneth G. Gordon <kgordon2006 at frontier.com
> wrote:

> I am, again, asking for help from members of this forum.  Can anyone here
> help me and a
> friend, Joe WA7FWC, identify an RTTY signal which appears to be
> continuously
> transmitting on or near 3595.5 kHz?
> This signal is, apparently, on 24/7 and from my listening to it, appears
> to be sending the
> same series of characters over and over again.
> When I listened to it last night, I also heard someone on CW calling 1RN,
> the first region net
> of the NTS, so this RTTY signal is very close to the 1RN net frequency.
> I did not note the time last night, nor the call of the CW calling
> station, but will try to do that
> this evening. The signal level here in Idaho is "weak, readable". In
> Oregon where Joe is, it
> is often very loud.
> I and Joe have tried to decode this signal using FLDIGI, but so far our
> efforts have
> apparently failed....ALTHOUGH, I did copy for a bit what looked to me like
> a series of 1's
> and 0's at one time.
> It appears to be at least 75 wpm RTTY and the bandwidth appears to be
> slightly wider than
> 170 Hz, according to FLDIGI.
> Joe and I have tried both USB and LSB and our results are still pretty
> much nil.
> Can anyone help with this?
> We suspect it is either a governmental station, or a foreign station, but
> don't know any more
> than I have listed above. I also suspect (IF my copy of 1's and 0s' is
> accurate) that it is
> actually sending some sort of digital data.
> Has anyone else heard this station?
> Ken W7EKB
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*Dave - WØLEV*
*Just Let Darwin Work*

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