120 Hz, I can forgive due to a badly filtered power supply. However, the
stepped frequency, always upward, seems to always be there, but it's
presence is not fixed between time slots.
Dave - WØLEV
On Fri, Nov 10, 2023 at 9:22 PM Don Kirk <wd8dsb@gmail.com> wrote:
> Hi Dave,
>
> I just looked at that signal using an SDR receiver set to an RBW of 9.2 Hz
> and I don’t see much but possibly 120 Hz sidebands but they are at least
> 50 dB down from the main carrier.
>
> Don wd8dsb
>
> On Fri, Nov 10, 2023 at 4:12 PM David Eckhardt <davearea51a@gmail.com>
> wrote:
>
>> Does anyone else hear the discrete upward stepping to the additional
>> constant carrier?
>>
>> Dave - WØLEV
>>
>> On Fri, Nov 10, 2023 at 9:06 PM Steve London <n2icarrl@gmail.com> wrote:
>>
>> > 80 degrees from southwest NM, using 4 element yagi. Not very strong.
>> >
>> > 73,
>> > Steve, N2IC
>> >
>> > On Fri, Nov 10, 2023 at 2:03 PM David Eckhardt <davearea51a@gmail.com>
>> > wrote:
>> >
>> >> There is more than one carrier. One stays put, the other steps upward,
>> >> reinitializes, then begins again. Time: 1358 local, 2058 UT. There
>> is a
>> >> fair amount of weak non-amateur activity on 7.025 MHz.
>> >>
>> >> Receiver: Icom 7300 Antenna: 450-foot long doublet fed with
>> >> balanced line, home brew
>> >> bifilar common
>> >> mode choke, home bres
>> >> L-network.
>> >>
>> >> I'm in the county with a relatively quiet RF environment.
>> >>
>> >> Dave - WØLEV
>> >>
>> >> On Fri, Nov 10, 2023 at 8:54 PM bill steffey ny9h <ny9h@comcast.net>
>> >> wrote:
>> >>
>> >> > 10 over on dipole 12 mi South of washington 40 SW of PGH
>> >> >
>> >> > On 11/10/2023 3:08 PM, Don Kirk wrote:
>> >> > > Just noticed around 3pm EST a strong (S9) constant carrier on 7.025
>> >> MHz
>> >> > > that appears to be skywave. A very crude quick check with portable
>> >> flag
>> >> > > indicates it’s heading is approximately 130 degrees from my QTH
>> near
>> >> > > Indianapolis.
>> >> > >
>> >> > > Just FYI in case it continues for any length of time.
>> >> > >
>> >> > > 73,
>> >> > > Don wd8dsb
>> >> > > _______________________________________________
>> >> > > RFI mailing list
>> >> > > RFI@contesting.com
>> >> > > http://lists.contesting.com/mailman/listinfo/rfi
>> >> >
>> >> > --
>> >> > link to my QRZ listing
>> >> >
>> >> >
>> >> > https://www.qrz.com/db/ny9h
>> >> >
>> >> >
>> >> > --
>> >> > This email has been checked for viruses by AVG antivirus software.
>> >> > www.avg.com
>> >> >
>> >> > _______________________________________________
>> >> > RFI mailing list
>> >> > RFI@contesting.com
>> >> > http://lists.contesting.com/mailman/listinfo/rfi
>> >> >
>> >>
>> >>
>> >> --
>> >>
>> >> *Dave - WØLEV*
>> >> _______________________________________________
>> >> RFI mailing list
>> >> RFI@contesting.com
>> >> http://lists.contesting.com/mailman/listinfo/rfi
>> >>
>> >
>>
>> --
>>
>> *Dave - WØLEV*
>> _______________________________________________
>> RFI mailing list
>> RFI@contesting.com
>> http://lists.contesting.com/mailman/listinfo/rfi
>>
>
--
*Dave - WØLEV*
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