Return-Path: Received: from mtain-db12.r1000.mx.aol.com (mtain-db12.r1000.mx.aol.com [172.29.64.96]) by air-mc07.mail.aol.com (v129.4) with ESMTP id MAILINMC074-a97e4c29d7b81f6; Tue, 29 Jun 2010 07:23:36 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-db12.r1000.mx.aol.com (Internet Inbound) with ESMTP id 999F5380000EF; Tue, 29 Jun 2010 07:23:30 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1OTYte-0004th-5P for rs_out_1@blacksheep.org; Tue, 29 Jun 2010 12:22:34 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1OTYtd-0004tY-Kz for rsgb_lf_group@blacksheep.org; Tue, 29 Jun 2010 12:22:33 +0100 Received: from relay2.uni-heidelberg.de ([129.206.210.211]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1OTYtc-0001EJ-Te for rsgb_lf_group@blacksheep.org; Tue, 29 Jun 2010 12:22:33 +0100 Received: from freitag.iup.uni-heidelberg.de (freitag.iup.uni-heidelberg.de [129.206.29.204]) by relay2.uni-heidelberg.de (8.13.8/8.13.8) with ESMTP id o5TBMe8w021839 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Tue, 29 Jun 2010 13:22:40 +0200 Received: from [129.206.29.99] (pc99.iup.uni-heidelberg.de [129.206.29.99]) by freitag.iup.uni-heidelberg.de (8.12.11.20060308/8.11.2) with ESMTP id o5TBMWoa020385 for ; Tue, 29 Jun 2010 13:22:32 +0200 Message-ID: <4C29D746.6070700@iup.uni-heidelberg.de> Date: Tue, 29 Jun 2010 13:21:42 +0200 From: =?UTF-8?B?U3RlZmFuIFNjaMOkZmVy?= User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; de; rv:1.9.1.8) Gecko/20100227 Thunderbird/3.0.3 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <6D39CC1F4253463CB8570333737E59AA@PCCasa><38A51B74B884D74083D7950AD0DD85E82A1C1D@File-Server-HST.hst.e-technik.tu-darmstadt.de><38A51B74B884D74083D7950AD0DD85E82A1C2E@File-Server-HST.hst.e-technik.tu-darmstadt.de><8585FA1C733D9A42AEA98C724D8FB811C053AA@FBCMST18V01.fbc.local><38A51B74B884D74083D7950AD0DD85E82A1C30@File-Server-HST.hst.e-technik.tu-darmstadt.de><48711884B26B40129A1D43EBB493A6BF@PCCasa><38A51B74B884D74083D7950AD0DD85E82A1C69@File-Server-HST.hst.e-technik.tu-darmstadt.de><001401cb1645$ce9e81c0$4001a8c0@lark> <38A51B74B884D74083D7950AD0DD85E82A1C6C@File-Server-HST.hst.e-technik.tu-darmstadt.de> <4C29A46A.6080102@legal-medicine.de> <8CCE592C2F86D12-BB0-A3FE@webmail-m012.sysops.aol.com> In-Reply-To: <8CCE592C2F86D12-BB0-A3FE@webmail-m012.sysops.aol.com> X-Spam-Score: 1.4 (+) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001,RATWARE_GECKO_BUILD=1.426 Subject: Re: VLF: Strong drifting carrier on VLF! Content-Type: multipart/alternative; boundary="------------090605040703040402010208" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.9 required=5.0 tests=HTML_30_40, HTML_FONTCOLOR_UNKNOWN,HTML_MESSAGE autolearn=no version=2.63 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-aol-global-disposition: G x-aol-sid: 3039ac1d40604c29d7b23c0d X-AOL-IP: 193.82.116.20 X-Mailer: Unknown (No Version) --------------090605040703040402010208 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable X-MIME-Autoconverted: from 8bit to quoted-printable by relay2.uni-heidelberg.de id o5TBMe8w021839 Markus, Are you sure it is a sample rate alias? May be possible but where do you= =20 know that they don't come back to real 18 kHz? The 8,97 kHz band filter= =20 becomes more and more efficient on higher frequencies + the soundcards=20 low pass filter... 73, Stefan Am 29.06.2010 13:10, schrieb Markus Vester: > Yes, and it's strong enough on the DK7FC grabber to see a samplerate=20 > alias, stepping down all the way to 18 kHz. > > Yesterday Klaus DJ6LB near Nuernberg improvised a DF loop, and got=20 > approximately 70=C2=B0 / 250=C2=B0 azimuth. So Russian origin would be= a=20 > possibility. Any other measurements available? > > Kind regards, > Markus (DF6NM) > -----Urspr=C3=BCngliche Mitteilung----- > Von: pws > An: rsgb_lf_group@blacksheep.org > Verschickt: Di., 29. Jun. 2010, 9:44 > Thema: Re: VLF: Strong drifting carrier on VLF! > > Hi, > > The "staircase" continues today (2010-06-29) starting ~0630 utcat 23kHz,= reaching 30kHz around 0730utc. > > Peter > --------------090605040703040402010208 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-MIME-Autoconverted: from 8bit to quoted-printable by relay2.uni-heidelberg.de id o5TBMe8w021839 Markus,

Are you sure it is a sample rate alias? May be possible but where do you know that they don't come back to real 18 kHz?=C2=A0 The 8,97 kHz band filter becomes more and more efficient on higher frequencies + the soundcards low pass filter...

73, Stefan


Am 29.06.2010 13:10, schrieb Markus Vester:
Yes,= and it's strong enough on the DK7FC grabber to see=C2=A0a samplerate alias,=C2=A0st= epping down=C2=A0all the way to 18 kHz.

Yesterday Klaus DJ6LB near Nuernberg=C2=A0improvised a DF loop, and got approximately 70=C2=B0=C2=A0/ 250=C2=B0 azimuth. So Russian origin=C2= =A0would be=C2=A0a possibility. Any other measurements available?

Kind regards,
Markus (DF6NM)
=C2=A0
-----Urspr=C3=BCngliche Mitteilung-----
Von: pws <pws@legal-medicine.de>
An: rsgb_lf_group@blacksheep.org
Verschickt: Di., 29. Jun. 2010, 9:44
Thema: Re: VLF: Strong drifting carrier on VLF!

Hi,

The "staircase" continues today (2010-06-29) starting ~0630 utc at 23kHz, reaching 30kHz around 0730utc.

Peter
--------------090605040703040402010208--