Return-Path: X-Spam-DCC: paranoid 1481; Body=1 Fuz1=2 Fuz2=2 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=5.0 tests=BAYES_00,DNS_FROM_AHBL_RHSBL, HTML_50_60,HTML_MESSAGE,SPF_PASS autolearn=no version=3.1.3 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by paranoid.lipkowski.org (8.13.7/8.13.7) with ESMTP id u6LDCmND018448 for ; Thu, 21 Jul 2016 15:12:49 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1bQDbu-0007yx-IE for rs_out_1@blacksheep.org; Thu, 21 Jul 2016 14:01:54 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1bQDbt-0007yo-SF for rsgb_lf_group@blacksheep.org; Thu, 21 Jul 2016 14:01:53 +0100 Received: from a2-smithers3.uhserver.com ([200.147.32.43] helo=smtp.uhserver.com) by relay1.thorcom.net with esmtp (Exim 4.87) (envelope-from ) id 1bQDbl-0006mu-UD for rsgb_lf_group@blacksheep.org; Thu, 21 Jul 2016 14:01:52 +0100 Received: from localhost (localhost.localdomain [127.0.0.1]) by a2-smithers3.uhserver.com (Postfix) with ESMTP id AF749E00018B for ; Thu, 21 Jul 2016 10:01:40 -0300 (BRT) Received: from HPCompaq (unknown [186.193.231.130]) (Authenticated sender: py2pll@py.qsl.br) by a2-smithers3.uhserver.com (Postfix) with ESMTPA id E3090E000180 for ; Thu, 21 Jul 2016 10:01:36 -0300 (BRT) Message-ID: From: "Marcus PY3CRX PY2PLL" To: References: <15609ff2f5a-9b9-1268b@webprd-a14.mail.aol.com> In-Reply-To: <15609ff2f5a-9b9-1268b@webprd-a14.mail.aol.com> Date: Thu, 21 Jul 2016 10:01:36 -0300 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 16.4.3563.918 X-MimeOLE: Produced By Microsoft MimeOLE V16.4.3563.918 X-SIG5: 01a075935eab7d3736c1f49a90e97550 X-HELO-Warning: Remote host 200.147.32.43 (a2-smithers3.uhserver.com) used invalid HELO/EHLO smtp.uhserver.com - verification failed X-Scan-Signature: 004f7f7656eeac34aa35b19f1e48f84d Subject: LF: Re: 24.1 and 25.0 kHz - China? Content-Type: multipart/alternative; boundary="----=_NextPart_000_00FB_01D1E336.DDF9CD90" X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false X-Scanned-By: MIMEDefang 2.56 on 10.1.3.11 Status: O X-Status: X-Keywords: X-UID: 8421 Esta i uma mensagem em varias partes no formato MIME. ------=_NextPart_000_00FB_01D1E336.DDF9CD90 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Hi Markus I=E2=80=99ll correct the text at the video now that mistery is solved. = I=E2=80=99m at the same VLF group as well since ever but I left it to = =E2=80=9Cweb only=E2=80=9D so I missed that conversation :D. Time to = reconfigure Yahoo options :) 73 Marcus PY3CRX/PY2PLL From: Markus Vester=20 Sent: Wednesday, July 20, 2016 5:28 PM To: rsgb_lf_group@blacksheep.org=20 Subject: Re: VLF: 24.1 and 25.0 kHz - China? Thanks Marcus for sharing this observation. According to recent posts = from Jean-Louis Rault and David Wilson to the VLF Group, the transmitter = is actually located near Mokpo / South Korea: https://groups.yahoo.com/neo/groups/VLF_Group/conversations/messages/2518= 8 https://groups.yahoo.com/neo/groups/VLF_Group/conversations/messages/2518= 9 The 25 kHz trace is visible around the clock on my VLF colour-DF = spectrogram: http://www.df6nm.de/vlf/vlfgrabber.htm. All the best,=20 Markus.(DF6NM) -----Urspr=C3=BCngliche Mitteilung-----=20 Von: Marcus PY3CRX PY2PLL An: rsgb_lf_group Verschickt: Di, 19 Jul 2016 4:54 pm Betreff: Re: VLF: 24.1 and 25.0 kHz - China? Hi Markus I don=E2=80=99t have how to RDF but I recorded this today at 14Z = (I=E2=80=99m 23 south / 46 west). Does not looks like Beta from Russia (was not detected at Twentee = Netherlands SDR). There=E2=80=99s a 2 minute video of the time window 13:57 ... 14:01. I = have a bigger HDSDR IF file recorded (from 13:55 to 14:10 I guess). The video: https://youtu.be/kdcvMCUp_uU 73 Marcus PY3CRX/PY2PLL GG66rf From: Markus Vester=20 Sent: Monday, July 11, 2016 7:15 AM To: rsgb_lf_group@blacksheep.org ; vlf_group@yahoogroups.com=20 Subject: VLF: 24.1 and 25.0 kHz - China? Since July 1st, I am observing a continuous emission on 25.0 kHz, = cochannel with the well-known occasional Russian time signals: http://www.df6nm.darc.de/vlf/vlfgrabber.htm The signal consists of a continuous idle pattern with 25 Hz spaced = lines, apparently interrupted every hour by data transmissions of = variable duration. During earlier months, the same signal was sometimes = visible on 24.1 kHz, just above NAA. Searching the web brings up hints = of a Chinese transmitter on that frequency, matching the RDF azimuth = (approx. 65=C2=B0) and diurnal fades (~ 13 and 1 UT) observed here. Does = anyone happen to have further info regarding TX location or radiated = power? All the best, Markus (DF6NM) ------=_NextPart_000_00FB_01D1E336.DDF9CD90 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
Hi Markus
 
I=E2=80=99ll correct the text at the video now that mistery is = solved. I=E2=80=99m at the=20 same VLF group as well since ever but I left it to =E2=80=9Cweb = only=E2=80=9D so I missed that=20 conversation :D. Time to reconfigure Yahoo options :)
 
73
Marcus
PY3CRX/PY2PLL
 
Sent: Wednesday, July 20, 2016 5:28 PM
Subject: Re: VLF: 24.1 and 25.0 kHz - = China?
 

Thanks=20 Marcus for sharing this observation. According to recent posts from = Jean-Louis=20 Rault and David Wilson to the VLF Group, the transmitter is actually = located=20 near Mokpo / South=20 Korea:
https://groups.yahoo.com/neo/groups/VLF_Group/conversations/mes= sages/25188
https://groups.yahoo.com/neo/groups/VLF_Group/conversation= s/messages/25189

The=20 25 kHz trace is visible around the clock on my VLF colour-DF=20 spectrogram:
http://www.df6nm.de/vlf/vlfgrabber.htm.

All the = best,=20
Markus.(DF6NM)

-----Urspr=C3=BCngliche Mitteilung----- =
Von: Marcus=20 PY3CRX PY2PLL <py2pll@py.qsl.br>
An: rsgb_lf_group=20 <rsgb_lf_group@blacksheep.org>
Verschickt: Di, 19 Jul 2016 4:54 = pm
Betreff: Re: VLF: 24.1 and 25.0 kHz - China?

Hi Markus
 
I don=E2=80=99t have how to RDF but I recorded this today at 14Z = (I=E2=80=99m 23 south / 46=20 west).
 
Does not looks like Beta from Russia (was not detected at Twentee=20 Netherlands SDR).
 
There=E2=80=99s a 2 minute video of the time window 13:57 ... = 14:01. I have a=20 bigger HDSDR IF file recorded (from 13:55 to 14:10 I guess).
 
 
73
Marcus
PY3CRX/PY2PLL
GG66rf
 
From: Markus Vester =
Sent: Monday, July 11, 2016 7:15 AM
To: rsgb_lf_group@blacksheep.org ; vlf_group@yahoogroups.com
Subject: VLF: 24.1 and 25.0 kHz - China?
 

Since July 1st, I am observing a continuous emission on 25.0 kHz, = cochannel=20 with the well-known occasional Russian time signals:
http://www.df6nm.darc.de/vlf/vlfgrabber.htm
The = signal=20 consists of a continuous idle pattern with 25 Hz spaced lines, = apparently=20 interrupted every hour by data transmissions of variable duration. = During=20 earlier months, the same signal was sometimes visible on 24.1 kHz, just = above=20 NAA. Searching the web brings up hints of a Chinese transmitter on that=20 frequency, matching the RDF azimuth (approx. 65=C2=B0) and diurnal fades = (~ 13 and 1=20 UT) observed here. Does anyone happen to have further info regarding TX = location=20 or radiated power?

All the best,
Markus (DF6NM)

 

= ------=_NextPart_000_00FB_01D1E336.DDF9CD90--