Return-Path: Received: from mtain-dc08.r1000.mx.aol.com (mtain-dc08.r1000.mx.aol.com [172.29.64.136]) by air-di02.mail.aol.com (v129.4) with ESMTP id MAILINDI021-eaba4c5ad7e739f; Thu, 05 Aug 2010 11:25:27 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-dc08.r1000.mx.aol.com (Internet Inbound) with ESMTP id 97CEB380016F5; Thu, 5 Aug 2010 11:21:07 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Oh2E1-0003ea-J7 for rs_out_1@blacksheep.org; Thu, 05 Aug 2010 16:19:17 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Oh2E0-0003eR-AP for rsgb_lf_group@blacksheep.org; Thu, 05 Aug 2010 16:19:16 +0100 Received: from out1.ip04ir2.opaltelecom.net ([62.24.128.240]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Oh2Dz-0004cG-1U for rsgb_lf_group@blacksheep.org; Thu, 05 Aug 2010 16:19:16 +0100 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AmIIAAdzWkxOk8aM/2dsb2JhbACPaAOQTmMOxk6FOgSMBg X-IronPort-AV: E=Sophos;i="4.55,322,1278284400"; d="scan'208,217";a="300427598" Received: from unknown (HELO xphd97xgq27nyf) ([78.147.198.140]) by out1.ip04ir2.opaltelecom.net with SMTP; 05 Aug 2010 16:19:05 +0100 Message-ID: <001201cb34b1$863dbd80$0401a8c0@xphd97xgq27nyf> From: "mal hamilton" To: "rsgb" Date: Thu, 5 Aug 2010 16:18:56 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2600.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 X-Spam-Score: 1.2 (+) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001,SUBJ_ALL_CAPS=1.166 Subject: LF: VLF GRABBER Content-Type: multipart/alternative; boundary="----=_NextPart_000_000F_01CB34B9.E77304E0" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: * X-Spam-Status: No, hits=1.4 required=5.0 tests=HTML_30_40,HTML_MESSAGE, SUBJ_ALL_CAPS 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: 3039ac1d40884c5ad6e32def X-AOL-IP: 193.82.116.20 ------=_NextPart_000_000F_01CB34B9.E77304E0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable VLF GRP =20 Is there anyone in a position to redirect their LF/MF grabber for VLF= eg 8.97 Kcs=20 This band seems to be attracting some interest at present. I have resonated my 137 Kcs antenna system for 8.97 Kcs. The loading= coil needed was around 145 mH, I hope to reduce this in the future= by adding more top loading wires. I can supply about 5W to the antenna, but the ERP at this level would= be extremely low, and probably not radiate vy far. I am looking for= a suitable amp for future experiments when a permit is available.=20 Are there many amateurs equipped to RX on VLF? Resonating my antenna system made a tremendous improvement to received= signals compared to the inv L's at at their natural frequency. 73 de mal/g3kev ------=_NextPart_000_000F_01CB34B9.E77304E0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

VLF GRP = ; =20

Is there anyone in a position to=20 redirect their LF/MF grabber for VLF eg 8.97 Kcs

This band seems to be attracting some= interest at=20 present.

I have resonated my 137 Kcs antenna= system for 8.97=20 Kcs. The loading coil needed was around 145 mH, I hope to reduce= this in=20 the future by adding more top loading wires.

I can supply about 5W to the antenna,= but the ERP=20 at this level would be extremely low, and probably not radiate vy far.= I am=20 looking for a suitable amp for future experiments when a permit is ava= ilable.=20

Are there many amateurs equipped to= RX on=20 VLF?

Resonating my antenna system made a= tremendous=20 improvement to received signals compared to the inv L's at at their na= tural=20 frequency.

73 de mal/g3kev

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