Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mb05.r1000.mx.aol.com (Internet Inbound) with ESMTP id 305BA380000A7; Thu, 1 Sep 2011 20:57:39 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1QzI3J-0006ej-Qv for rs_out_1@blacksheep.org; Fri, 02 Sep 2011 01:56:13 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1QzI3J-0006ea-5A for rsgb_lf_group@blacksheep.org; Fri, 02 Sep 2011 01:56:13 +0100 Received: from mailt.toya.net.pl ([217.113.224.9] ident=postfix) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1QzI3H-0004Y4-QE for rsgb_lf_group@blacksheep.org; Fri, 02 Sep 2011 01:56:13 +0100 Received: from mail.toya.net.pl (localhost.localdomain [127.0.0.1]) by mail.toya.net.pl (Postfix) with ESMTP id E1B16200005A7 for ; Fri, 2 Sep 2011 02:56:10 +0200 (CEST) Received: by mail.toya.net.pl (Postfix, from userid 5001) id D6E662000074F; Fri, 2 Sep 2011 02:56:10 +0200 (CEST) Received: from [192.168.1.101] (unknown [10.3.153.39]) (Authenticated sender: unimlyn@toya.net.pl) by mail.toya.net.pl (Postfix) with ESMTPSA id 1A0B1200005A7 for ; Fri, 2 Sep 2011 02:56:09 +0200 (CEST) Message-ID: <4E6029A8.1040006@toya.net.pl> Date: Fri, 02 Sep 2011 02:56:08 +0200 From: Piotr Mlynarski User-Agent: Thunderbird 2.0.0.24 (Windows/20100228) MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <7B6D5F6A8CEE4E3CAB04E35F1F9E9732@JimPC> <4E5A9A3A.50205@iup.uni-heidelberg.de> <002f01cc6682$df390760$0401a8c0@xphd97xgq27nyf> <4E6018A3.1030102@toya.net.pl> <4E601BDE.30906@iup.uni-heidelberg.de> In-Reply-To: <4E601BDE.30906@iup.uni-heidelberg.de> X-AV-Checked: ClamAV using ClamSMTP X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: LF: Ferrite rod antenna Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: quoted-printable 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-SCOLL-SCORE: 0:2:296326048:93952408 X-AOL-SCOLL-URL_COUNT: 0 x-aol-sid: 3039ac1d60194e602a030a30 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Stefan Sch=E4fer pisze: > > > Also the rod looks very suitable for /p. Have you used litz wire for=20 > the coil? > > .... > Tomorrow i will travel to France again (JN29OD) transmitting on LF,=20 > just as last year but hopefully with a stronger signal. Try to listen=20 > to it with the antenna inside the house. This could be realistic ;-) > I will comare the TX antenna and the loop and the ferrite antenna on=20 > the RX side. Looking forward to that :-) > > 73, Stefan/DK7FC > > Hi Stefan, it is a stranded copper wire , 0.5 sq. mm cross-section , abt 2 mm=20 external diameter, 64 turns, L =3D 714 microHenr Ok, i will try to listen to ur signal=20 Bon Voyage=20 es GL de Piotr, sq7mpj