[Lowfer] VLF monitoring

jrusgrove at comcast.net jrusgrove at comcast.net
Mon Nov 24 20:01:25 EST 2014


Garry K3SIW in IL reports audible Alpha reception throughout the year ... with the exception of the 
summer months. That's the same as here on the east coast. VLF signals suffer much less attenuation 
inland than, for example, MF signals.

Jay W1VD  WD2XNS  WE2XGR/2




----- Original Message ----- 
From: "Douglas D. Williams" <kb4oer at gmail.com>
To: "Discussion of the Lowfer (US, European, &amp,UK) and MedFer bands" <lowfer at mailman.qth.net>
Sent: Monday, November 24, 2014 6:31 PM
Subject: Re: [Lowfer] VLF monitoring


> FB, Jay. Audible reception of the Russian Alphas, as far inland in the
> continental U.S. as you are, is noteworthy in my opinion. That, or I need
> to improve my VLF setup.
>
> -Doug
>
>
>
> On Mon, Nov 24, 2014 at 6:12 PM, ka9cfd at mtcnow.net <ka9cfd at mtcnow.net>
> wrote:
>
>> Hello Doug. They were quite audible here. Tried to listen for whistlers
>> with the tstorms down south but i didn't hear anything obvious. I am not
>> sure how often they occur but kinda gather it may be rare. Still learning.
>>
>> 73 Jay
>>
>>
>> Jay Hainline  KA9CFD
>>
>> <div>-------- Original message --------</div><div>From: "Douglas D.
>> Williams" <kb4oer at gmail.com> </div><div>Date:11/24/2014  16:53
>> (GMT-06:00) </div><div>To: "Discussion of the Lowfer (US, European, &amp,
>>  UK) and MedFer bands" <lowfer at mailman.qth.net> </div><div>Subject: Re:
>> [Lowfer] VLF monitoring </div><div>
>> </div>The only way I've ever been able to confirm reception of the Alpha's
>> short
>> "bleeps" is by audible copy, here at my QTH.
>>
>> On Sun, Nov 23, 2014 at 9:04 PM, Jay Hainline <ka9cfd at mtcnow.net> wrote:
>>
>> > Thanks David. I have been reading up on it.
>> >
>> > 73 Jay KA9CFD
>> >
>> > http://www.lwca.org/grabbers/ka9cfd/
>> >
>> > -----Original Message----- From: David L. Wilson Sent: Sunday, November
>> > 23, 2014 7:51 PM To: 'Discussion of the Lowfer (US, European, & UK)
>> and
>> > MedFer bands' Subject: Re: [Lowfer] VLF monitoring
>> >
>> > All the Russian RSDN use that frequency and it is likely you are hearing
>> > multiple stations rather than Morse code "O"s.
>> > See http://www.vlf.it/alphatrond/alpha.htm --
>> > David L. Wilson
>> >
>> >  -----Original Message-----
>> >> From: Lowfer [mailto:lowfer-bounces at mailman.qth.net] On Behalf Of Jay
>> >> Hainline
>> >> Sent: Sunday, November 23, 2014 7:57 PM
>> >> To: lowfer at mailman.qth.net
>> >> Subject: [Lowfer] VLF monitoring
>> >>
>> >> I've had my Spectrum Lab grabber running for a while looking at the
>> >>
>> > various
>> >
>> >> VLF frequencies. I am hearing a signal sending "O"'s on 14.881 KHz. It
>> is
>> >> labeled as RSDN F3 Alpha station from Russia in the frequency list that
>> >>
>> > came
>> >
>> >> with Spectrum Lab.
>> >>
>> >> Jay Hainline KA9CFD
>> >> Colchester, IL EN40om
>> >>
>> >>
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