Return-Path: Received: from mtain-dg01.r1000.mx.aol.com (mtain-dg01.r1000.mx.aol.com [172.29.65.9]) by air-db04.mail.aol.com (v129.4) with ESMTP id MAILINDB043-86464c0cc6a43a3; Mon, 07 Jun 2010 06:15:01 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-dg01.r1000.mx.aol.com (Internet Inbound) with ESMTP id 5A6FB380000B1; Mon, 7 Jun 2010 06:14:58 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1OLZKY-00015M-PM for rs_out_1@blacksheep.org; Mon, 07 Jun 2010 11:13:18 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1OLZKY-00015D-9M for rsgb_lf_group@blacksheep.org; Mon, 07 Jun 2010 11:13:18 +0100 Received: from lnx503.hrz.tu-darmstadt.de ([130.83.156.232]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1OLZKV-00011w-MB for rsgb_lf_group@blacksheep.org; Mon, 07 Jun 2010 11:13:18 +0100 Received: from FILE-SERVER-HST.hst.e-technik.tu-darmstadt.de (File-Server-HST.hst.e-technik.tu-darmstadt.de [130.83.212.129]) by lnx503.hrz.tu-darmstadt.de (8.14.4/8.14.4/HRZ/PMX) with SMTP id o57ADDSa032271 for ; Mon, 7 Jun 2010 12:13:14 +0200 (envelope-from schaefer@hst.tu-darmstadt.de) Received: from [127.0.0.1] (helo=File-Server-HST.hst.e-technik.tu-darmstadt.de) by FILE-SERVER-HST.hst.e-technik.tu-darmstadt.de with AVK MailGateway; for ; Mon, 07 Jun 2010 12:13:13 +0200 Content-class: urn:content-classes:message MIME-Version: 1.0 Date: Mon, 7 Jun 2010 12:13:12 +0200 Message-ID: <38A51B74B884D74083D7950AD0DD85E82A1C2A@File-Server-HST.hst.e-technik.tu-darmstadt.de> X-MimeOLE: Produced By Microsoft Exchange V6.5 X-MS-Has-Attach: X-MS-TNEF-Correlator: <38A51B74B884D74083D7950AD0DD85E82A1C2A@File-Server-HST.hst.e-technik.tu-darmstadt.de> Thread-Topic: VLF: RX stations in Canada and US? Thread-Index: AcsF6rVBqvhnWf4aQeK1OjD6Fz7VhwAPapPk References: <657E7065AC4C454AB63F6C7C2FF043F6@Black> <003101cb04c2$0913cc10$0401a8c0@xphd97xgq27nyf> <1607287044.1492139.1275754813942.JavaMail.fmail@mwmweb034> <38A51B74B884D74083D7950AD0DD85E82A1C24@File-Server-HST.hst.e-technik.tu-darmstadt.de> <7.0.1.0.1.20100606111158.018277a8@magma.ca> <02a901cb05bb$695236d0$0201a8c0@Clemens04> From: =?iso-8859-1?Q?Stefan_Sch=E4fer?= To: X-AVK-Virus-Check: AVB 21.102;07.06.2010 X-PMX-TU: seen v0.99a by 5.5.9.395186, Antispam-Engine: 2.7.2.376379, Antispam-Data: 2010.6.7.100015 X-PMX-RELAY: mailout X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: AW: VLF: RX stations in Canada and US? Content-Type: multipart/mixed; boundary="----_=_NextPart_001_01CB062A.095BF94F" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=none 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-VSS-INFO: 5400.1158/59498 X-AOL-VSS-CODE: clean x-aol-sid: 3039ac1d41094c0cc6a21156 X-AOL-IP: 193.82.116.20 X-Mailer: Unknown (No Version) ------_=_NextPart_001_01CB062A.095BF94F Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hello Joe, =20 Fine! It is interesting and motivating to see that you are also doing step= s to become QRV :-) =20 Jim/M0BMU has designed a loop RX antenna with a preamp and a band filter= for the Dreamers Band =AE that seems to work very well. At least, he has= copied my signal (2mW ERP to that time) out of a distance of 657 km (http= ://abelian.org/vlf/ss100321/), the second farest distanced reception of an= amateur so far! This may be an option for you... If i remember correctly, the circuit is available on the sites of G3XBM an= d it was posted here before some weeks... =20 73, Stefan/DK7FC ________________________________ Von: owner-rsgb_lf_group@blacksheep.org im Auftrag von jcraig@mun.ca Gesendet: Mo 07.06.2010 04:35 An: rsgb_lf_group@blacksheep.org Betreff: Re: VLF: RX stations in Canada and US? Thanks to Stefan and Clemens for the helpful info. Tonight the RX with the 100m wire was used to copy the Alpha sigs on 11.905 kHz at about 20 dB above the noise. The RX is noticibly less sensitive at 8.97 kHz, but there is still much QRN there. The calibration of the RX and sound card seem good to within 0.5 Hz. Eventually a loop will be tried with the sound card. 73 Joe ------_=_NextPart_001_01CB062A.095BF94F Content-Type: application/ms-tnef; name="winmail.dat" Content-Transfer-Encoding: base64 eJ8+Ig0KAQaQCAAEAAAAAAABAAEAAQeQBgAIAAAA5AQAAAAAAADoAAEIgAcAGAAAAElQTS5NaWNy b3NvZnQgTWFpbC5Ob3RlADEIAQ2ABAACAAAAAgACAAEEgAEAJwAAAEFXOiBWTEY6IFJYIHN0YXRp b25zIGluIENhbmFkYSBhbmQgVVM/ABwMAQWAAwAOAAAA2gcGAAcADAANAAwAAQAUAQEggAMADgAA ANoHBgAHAAwADQAMAAEAFAEBCYABACEAAAA0NjQ1OTU3MEUzNUE4MjRGOUQ4QkUzRDAzMkJCMEJE MwAvBwEDkAYArBIAADgAAAADADYAAAAAAEAAOQBP+VsJKgbLAR4APQABAAAABQAAAEFXOiAAAAAA AgFHAAEAAAAyAAAAYz1ERTthPSA7cD1IU1Q7bD1GSUxFLVNFUlZFUi1IU1QtMTAwNjA3MTAxMzEy Wi02NgAAAB4ASQABAAAAJwAAAFJlOiBWTEY6IFJYIHN0YXRpb25zIGluIENhbmFkYSBhbmQgVVM/ AABAAE4AABGhE+oFywEeAFoAAQAAACMAAABvd25lci1yc2diX2xmX2dyb3VwQGJsYWNrc2hlZXAu b3JnAAACAVsAAQAAAGMAAAAAAAAAgSsfpL6jEBmdbgDdAQ9UAgAAAABvd25lci1yc2diX2xmX2dy b3VwQGJsYWNrc2hlZXAub3JnAFNNVFAAb3duZXItcnNnYl9sZl9ncm91cEBibGFja3NoZWVwLm9y 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