Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by klubnl.pl (8.14.4/8.14.4/Debian-8+deb8u2) with ESMTP id wA9JXWS5004940 for ; Fri, 9 Nov 2018 20:33:38 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1gLCT5-0007J5-JE for rs_out_1@blacksheep.org; Fri, 09 Nov 2018 19:29:23 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1gLCT3-0007Iv-JK for rsgb_lf_group@blacksheep.org; Fri, 09 Nov 2018 19:29:21 +0000 Received: from sonic304-12.consmr.mail.bf2.yahoo.com ([74.6.128.35]) by relay1.thorcom.net with esmtp (Exim 4.91_59-0488984) (envelope-from ) id 1gLCT1-0003Bo-Ig for rsgb_lf_group@blacksheep.org; Fri, 09 Nov 2018 19:29:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=aol.com; s=a2048; t=1541791756; bh=IbPFxCYJT3+Vg7LKYI1ogkizmxHZ/CAoLUrHHQpE3Eo=; h=Date:From:To:Subject:References:From:Subject; b=V+8W/YilUphNSYwQJO69EqS2BszS+LOTJIrakL4FBbXnA6Yl1o3bi8Vq1wKZ9dQQ75KPSSymcW3+4gyTlp1eshRq3L7091J/75kOWb8GWWGtDPPhKI6FuFMqdnbH5y2CW6f/CNDEfiVDAJyr4IvN93ji5UgVHVQiLwMWPmCoz9y7hwrl4MnubXGPFnA+KGOIlA4G9aXVPDein+rfuHh5r/EC27SrW7cLUHL8Go7BLxC+iBFxdbNVLoIQ5xeuuzufX90vSPLr0nGO3pDY8IqpbB4two0wWHKBuIYwlG76KFAzknQKIzf4Z3jAptof0MClA9il/WBGdtwv3wjJVdn+iw== X-YMail-OSG: vm9b5aAVM1mpMSv3G3vwG_mbh4KEX8uKfhARLCrmSI7Rf4oZ1zeoXBu4QMVTHg0 tZuZ7lVgoXSfqkb5SbSH5RM01ClgeS1bVBXWMbdFDqOSwa5Efyi70eBPwoepCL3ssOJFFMExblsM 6_YikVE..quG.wiHuFclknE4zuBc7fkSCaxiqrZN0.0QdDajnD51AjwboRMUlztqUqvfuYwzxOwP afMtSFy.5NVtpTPSzZ5Hc6OYqTssZr0h2O.mdY4XKOhHHJ8zZVOEjCQjWGsPoJ31joCnhg4jmoqa 2DaoD7Ml6eFGgTfpd.GbFpfQ9CZvlOZmwTk5rL9xXDxF5ih0rMp2og46dQ3uZ3ou1RYZc0yXXvQi qCjH5zGV1KqMaGqxsSykYKxCFbktFToiRw1V8AkNufwszjFx1KkHCGPifiEBbHfBbG8y3mh9dkBm fIyIhhxj6At.rjY_9xhiK209R_rKHQqBDkrhHlzcpi5tCD3yD_R.aVeFjxFUNffYTZz60L6U5Yum _aNSZO85dBP5jpxFRDlx3EA.Sx3TLnksIJiBy7IIeh7HvH4iDcF.RCtF.aqQz2pU_QBICZLmePIl QKf87.TVM8aRFgEUCHQWtvUbQYRkKfOAkImejTt5xta7IDSVYVYxMCzf5p16yvz8rDVHyvAEIaB0 2wErf7S11Ck7uYl8fgXx.4.DVBOwiotMoIeo9MthEkaTx4oSixDJPzdWhOvD25TjXXDgIgKSx7Rg EyDQM.0KHIMUsD8TLG9ZXq2_blryb2RmCPSDD12lXOcfXVAV6sVkDRwQwIJrHCjfPhx3Cb2gMLBN QAxwUhKaohyW2U1YgRAswOHhzz4Hau0UY5nbm.44s_3lFcZKaQo6pZ9cFsH6iWQnjXMcWbhVqrxl dfsRhm_txd52wHk.y_kBGsX5uHw7sfD.OYMTDdII28O5SJzuyuCPv_aDwBl23F3LPuJ40_tP_73J ZzLHQy8ZIJQ3MmJe_PuD05VWv Received: from sonic.gate.mail.ne1.yahoo.com by sonic304.consmr.mail.bf2.yahoo.com with HTTP; Fri, 9 Nov 2018 19:29:16 +0000 Date: Fri, 9 Nov 2018 19:29:15 +0000 (UTC) From: Markus Vester To: rsgb_lf_group@blacksheep.org Message-ID: <765416197.1688372.1541791755541@mail.yahoo.com> MIME-Version: 1.0 References: <765416197.1688372.1541791755541.ref@mail.yahoo.com> X-Mailer: WebService/1.1.12710 aolwebmail Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; Touch; rv:11.0) like Gecko X-Spam-Score: 1.6 (+) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see @@CONTACT_ADDRESS@@ for details. Content preview: Hi Jim, hmm that sounds like a real long shot! I really don't know what's possible. Guess we'll never know unless we try, so yes, give it a go. Note that the transmitter is not (yet?) GPS-locked but the free-running OCXO appears to maintain it's frequency within a couple of mHz. [...] Content analysis details: (1.6 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [74.6.128.35 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (markusvester[at]aol.com) 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid 1.6 FORGED_MUA_MOZILLA Forged mail pretending to be from Mozilla X-Scan-Signature: 9d611a03c0c7539fa2f53ebf8cdeb3a5 Subject: Re: LF: 1476 kHz AM Content-Type: multipart/alternative; boundary="----=_Part_1688371_1570736079.1541791755538" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: *** X-Spam-Status: No, hits=3.5 required=5.0 tests=FORGED_MUA_MOZILLA,HTML_30_40, 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 ------=_Part_1688371_1570736079.1541791755538 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Hi Jim,=20 hmm that sounds like a real long shot! I really don't know what's possible.= Guess we'll never know unless we try, so yes, give it a go. Note that the transmitter is not (yet?) GPS-locked but the free-running OCX= O appears to maintain it's frequency within a couple of mHz. Best 73, Markus -----Urspr=C3=BCngliche Mitteilung----- Von: hvanesce An: rsgb_lf_group Verschickt: Fr, 9. Nov. 2018 20:08 Betreff: RE: LF: 1476 kHz AM #yiv7812764195 #yiv7812764195 -- _filtered #yiv7812764195 {font-family:Cali= bri;panose-1:2 15 5 2 2 2 4 3 2 4;} _filtered #yiv7812764195 {font-family:T= ahoma;panose-1:2 11 6 4 3 5 4 4 2 4;} #yiv7812764195 #yiv7812764195 p.yiv78= 12764195MsoNormal, #yiv7812764195 li.yiv7812764195MsoNormal, #yiv7812764195= div.yiv7812764195MsoNormal {margin:0in;margin-bottom:.0001pt;font-size:12.= 0pt;font-family:New;} #yiv7812764195 a:link, #yiv7812764195 span.yiv7812764= 195MsoHyperlink {color:blue;text-decoration:underline;} #yiv7812764195 a:vi= sited, #yiv7812764195 span.yiv7812764195MsoHyperlinkFollowed {color:purple;= text-decoration:underline;} #yiv7812764195 p {margin-right:0in;margin-left:= 0in;font-size:12.0pt;font-family:New;} #yiv7812764195 p.yiv7812764195MsoAce= tate, #yiv7812764195 li.yiv7812764195MsoAcetate, #yiv7812764195 div.yiv7812= 764195MsoAcetate {margin:0in;margin-bottom:.0001pt;font-size:8.0pt;} #yiv78= 12764195 span.yiv7812764195BalloonTextChar {} #yiv7812764195 span.yiv781276= 4195EmailStyle20 {color:#1F497D;} #yiv7812764195 .yiv7812764195MsoChpDefaul= t {} _filtered #yiv7812764195 {margin:1.0in 1.0in 1.0in 1.0in;} #yiv7812764= 195 div.yiv7812764195WordSection1 {} #yiv7812764195=20 Hello Markus, Is East Coast US (Virginia) out of the question for this? I could deploy an= MF antenna this weekend, and run GPSDO-synchronized Matlab post-processing= if modulation is still tones. 73, Jim AA5BW=20 =C2=A0 From: owner-rsgb_lf_group@blacksheep.org [mailto:owner-rsgb_lf_group@blacks= heep.org] On Behalf Of Markus Vester Sent: Friday, November 9, 2018 10:06 AM To: rsgb_lf_group@blacksheep.org Subject: Re: LF: 1476 kHz AM =C2=A0 Thanks Tom and Clemens, that's very nice! Indeed there are some issues with GoogleMaps, for example last time I looke= d https://sdr.hu/map didn't show=C2=A0the Kiwi SDR locations. As Clemens in= dicated, http://k7fry.com/grid/?qth=3DJN59MN21HF should work. Or in proper = coordinates, the wire antenna is attached to=C2=A0the tower=C2=A0at 49.5465= 75 N, 11.019437 E. Best 73, Markus -----Urspr=C3=BCngliche Mitteilung----- Von: DK1IS An: rsgb_lf_group Verschickt: Fr, 9. Nov. 2018 14:13 Betreff: Re: LF: 1476 kHz AM Am 09.11.2018 um 00:39 schrieb Markus Vester: After the sad demise of all LW and MW broadcasts in Germany, a handful of p= ioneers came up who are operating legal low-powered medium wave stations in= the context of=C2=A0a radio museum or for=C2=A0educational purposes. One o= f them is Ralph (DL2NDO, one of the participants in the legendary Donebach = 137 kHz activation in 2002). He=C2=A0has obtained a transmitting license fo= r 1476 kHz (former frequency of Vienna Bisamberg),=C2=A0built=C2=A0a 3 Watt= AM transmitter, and with the help of a small team raised=C2=A0a quarterwav= e=C2=A0antenna on the Fraunhofer premises south of=C2=A0Erlangen (JN59MN21H= F).=20 Yesterday they got on air for the first time, running a preliminary test tr= ansmission consisting of a switched 1000 Hz beeps (one second on, one secon= d off, audio frequency locked to the RF carrier). This pattern will be=C2= =A0continued for a few days, before they will eventually.take over the audi= o from the=C2=A0local DAB student radio "funklust". The current test pattern is relatively easy to make out in the noise so it = may be a good chance for some DX detections. =C2=A0At night we've actually = heard the beeps on=C2=A0Twente SDR and a couple of German Kiwi-SDRs.=C2=A0B= ut I guess using=C2=A0narrowband signal processing techniques, the carrier = and coherent tones coud make it much further. The carrier frequency=C2=A0is= derived from an OCXO and is currently at 1476000.411 Hz. Will anyone in the group take the challenge? Best 73, Markus (DF6NM) =C2=A0 Fb audible signal at DL0AO (JN59VK)! RX Perseus, Ant Miniwhip, see screensh= ot. Slight selective QSB. Similar results with their North America beverage= . By the way: all programs using GoogleMaps for QTH-locator identification se= em to be inactive because of new Google restrictions. 73, Tom, DK1IS ------=_Part_1688371_1570736079.1541791755538 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
Hi Jim,

hmm that sounds like a real long shot! I= really don't know what's possible. Guess we'll never know unless we try, s= o yes, give it a go.

Note that the transmitter is not (yet?) GPS-loc= ked but the free-running OCXO appears to maintain it's frequency within a c= ouple of mHz.

Best 73,
Markus


-----Urspr=C3=BCngliche = Mitteilung-----
Von: hvanesce <hvanesce@comcast.net>
An: rsgb_l= f_group <rsgb_lf_group@blacksheep.org>
Verschickt: Fr, 9. Nov. 201= 8 20:08
Betreff: RE: LF: 1476 kHz AM
=

Hello Markus,

Is East Coast US (Virginia) out of the question = for this? I could deploy an MF antenna this weekend, and run GPSDO-synchron= ized Matlab post-processing if modulation is still tones.

73,

Jim AA5BW

 

From: owner-rsgb_lf_group@blac= ksheep.org [mailto:owner-rsgb_lf_group@blacksheep.org] On Behalf Of = Markus Vester
Sent: Friday, November 9, 2018 10:06= AM
To: rsgb_lf_group@blacksheep.org
Subject: Re: LF: 1476 kHz AM

 

Thanks Tom and Clemens, that's very nice!

Indeed there are some issues with GoogleMaps= , for example last time I looked https://sdr.hu/map didn't show the Kiwi = SDR locations. As Clemens indicated, http://k7fry.com/grid/?q= th=3DJN59MN21HF should work. Or in proper coordinates, the wire antenna= is attached to the tower at 49.546575 N, 11.019437 E.

Best 73,
Markus


-----Urspr=C3=BCngliche Mitteil= ung-----
Von: DK1IS <DK1IS@kabelmail.de>
An: rsgb_lf_group <rsgb_lf_group@blacks= heep.org>
Verschickt: Fr, 9. Nov. 2018 14:13
Betreff: Re: LF: 1476 kHz AM

Am 09.11.2018 um 00:39 s= chrieb Markus Vester:

=

After = the sad demise of all LW and MW broadcasts in Germany, a handful of pioneer= s came up who are operating legal low-powered medium wave stations in the c= ontext of a radio museum or for educational purposes. One of them= is Ralph (DL2NDO, one of the participants in the legendary Donebach 137 kH= z activation in 2002). He has obtained a transmitting license for 1476= kHz (former frequency of Vienna Bisamberg), built a 3 Watt AM tr= ansmitter, and with the help of a small team raised a quarterwave = ;antenna on the Fraunhofer premises south of Erlangen (JN59MN21HF).
Yesterday they got on air for the first= time, running a preliminary test transmission consisting of a switched 100= 0 Hz beeps (one second on, one second off, audio frequency locked to the RF= carrier). This pattern will be continued for a few days, before they = will eventually.take over the audio from the local DAB student radio "= funklust".

The current test pattern is= relatively easy to make out in the noise so it may be a good chance for so= me DX detections.  At night we've actually heard the beeps on Twe= nte SDR and a couple of German Kiwi-SDRs. But I guess using narro= wband signal processing techniques, the carrier and coherent tones coud mak= e it much further. The carrier frequency is derived from an OCXO and i= s currently at 1476000.411 Hz.

Will an= yone in the group take the challenge?

= Best 73,
Markus (DF6NM)

 

Fb audible signal at DL0AO (JN59VK)! RX Perseus= , Ant Miniwhip, see screenshot. Slight selective QSB. Similar results with = their North America beverage.

By the way: all programs using GoogleMaps for QTH-locator identification s= eem to be inactive because of new Google restrictions.

73,
Tom, DK1IS

=
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