Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-dd04.r1000.mx.aol.com (Internet Inbound) with ESMTP id D5C3938000187; Fri, 30 Sep 2011 09:15:54 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1R9cvC-0006Wr-2o for rs_out_1@blacksheep.org; Fri, 30 Sep 2011 14:14:34 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1R9cvB-0006We-BP for rsgb_lf_group@blacksheep.org; Fri, 30 Sep 2011 14:14:33 +0100 Received: from nm3.bt.bullet.mail.ukl.yahoo.com ([217.146.183.201]) by relay1.thorcom.net with smtp (Exim 4.63) (envelope-from ) id 1R9cvA-0006N1-OW for rsgb_lf_group@blacksheep.org; Fri, 30 Sep 2011 14:14:33 +0100 Received: from [217.146.183.197] by nm3.bt.bullet.mail.ukl.yahoo.com with NNFMP; 30 Sep 2011 13:14:26 -0000 Received: from [217.146.183.203] by tm3.bt.bullet.mail.ukl.yahoo.com with NNFMP; 30 Sep 2011 13:14:26 -0000 Received: from [127.0.0.1] by omp1001.bt.mail.ukl.yahoo.com with NNFMP; 30 Sep 2011 13:14:26 -0000 X-Yahoo-Newman-Id: 692070.30198.bm@omp1001.bt.mail.ukl.yahoo.com Received: (qmail 93902 invoked from network); 30 Sep 2011 13:14:26 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=btopenworld.com; h=DKIM-Signature:X-Yahoo-Newman-Property:X-YMail-OSG:X-Yahoo-SMTP:Received:Message-ID:From:To:References:In-Reply-To:Subject:Date:MIME-Version:Content-Type:Content-Transfer-Encoding:X-Priority:X-MSMail-Priority:X-Mailer:X-MimeOLE; b=BV5e+kZIpPNkIdMslV67+9xmMg/1/98UpJeNQY4cUx1x0p/ximEZYDJIo4tb3SBhtlzNR7rpF/g6MeyaD5hwMsl1L+80wAytH+NzmAEhtKVVijNPNNQleh0h6wT2MnnYcqATj4QxwaOGc1yFykqsNz6kXalX1bmqlDOADQCxTWA= ; DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=btopenworld.com; s=s1024; t=1317388466; bh=tF6tilVscl140XFKh9qhRURagM9xgwZH0351jqGrsVA=; h=X-Yahoo-Newman-Property:X-YMail-OSG:X-Yahoo-SMTP:Received:Message-ID:From:To:References:In-Reply-To:Subject:Date:MIME-Version:Content-Type:Content-Transfer-Encoding:X-Priority:X-MSMail-Priority:X-Mailer:X-MimeOLE; b=DHDQzT1zcAcqNyO7QOXqlTOAl+SYGVJl3jVGo796ApDjoKcK9750WEAJCgPqHlAZRYd5aGXEI3BlQxFxpJiBiENSbsDXQwzG1azMFh8VRF2rGyAG8n+QWwffVH/aRAu33+ozUmJVZfWQjBzeE9V9v3Z4HilID8BlRG43YzOORFg= X-Yahoo-Newman-Property: ymail-3 X-YMail-OSG: 6JsJEu4VM1mNxMC9jnJLKUnU6ZZODZQ_PXFubeega4m6NcQ _A5SEgp4firlyB85x2AMxjRqPPm0VmpOhLZSZe_P15ge3uTixZYsuUItTukA vgdABlWEuFaGetNkGyRaUgAywRls1BgMF3O3c1Xs_0BCsWok6MdC2lkG.GnJ 5FKU2V_bSqyC0N8_sIYjDZLnQAtgnICHPx77zAq6gQx5uWc.GLZrgYjI5dFj 9znQR4EoQom9XBl.lUpsl16VWlx14lNmbRiU7GFcbLo1snf_aKblUqt0LnH6 iarTZQ42Z0qr43.CgVs8RGsNTAVDnlHHZ1T0zqvfa.Kr5LFxNFC2mircoPbw TCctZMUtggPUqfq7JhfOPtM9Uo.U48qPzSPbeBkIDkIR0XNQRNUjrXsMpq0v Yza16P3QIMrnqTMqBWA-- X-Yahoo-SMTP: Cxhli3eswBD1ozmtAojhjrja86kWx0Qm9tycD5QR1DKWrOLgjJcXkw-- Received: from JimPC (james.moritz@86.174.30.129 with login) by smtp816.mail.ird.yahoo.com with SMTP; 30 Sep 2011 13:14:26 +0000 GMT Message-ID: <20108458101B4C2F82BCA69885FB890E@JimPC> From: "James Moritz" To: References: <68BE37BD69E54DEE89CEBA8E30E9B94E@PcMinto> <4E484183.9090805@iup.uni-heidelberg.de> <4E494A57.90105@freenet.de> <4E4956DA.1060201@iup.uni-heidelberg.de> <4E49643E.5090708@freenet.de> <4E496FF9.4040608@iup.uni-heidelberg.de> <0A4ED65EC3B244A3BD0DAD6ACFF43793@JimPC> <4E4A5597.4070709@iup.uni-heidelberg.de> <3746D901368F4C139E414F9110153EEE@JimPC> <4E4A9A1F.2060600@iup.uni-heidelberg.de> <1B55B625C3CD4D529EC361D9C5D79D96@JimPC> <4E4AD4C8.8000509@iup.uni-heidelberg.de> <4E4AEF31.5010306@iup.uni-heidelberg.de> <1FF2FAD9854F4890A338A9F862D93FE9@JimPC> <8CE2AD319756ED7-1C20-14370@Webmail-m104.sysops.aol.com> <4E4BC177.6050902@iup.uni-heidelberg.de> <001f01cc5cf9$4b734780$0401a8c0@xphd97xgq27nyf> <4E4BF289.2070500@iup.uni-heidelberg.de> <003301cc5d07$d4e2a840$0401a8c0@xphd97xgq2! 7nyf> <4E4C24FE.8030905@iup.uni-hei! delberg.de> <002501cc5d33$a7f37f90$0401a8c0@xphd97xgq27nyf> <4E84C757.2040605@iup.uni-heidelberg.de> <000e01cc7f59$8fcc9cb0$0401a8c0@xphd97xgq27nyf> In-Reply-To: <000e01cc7f59$8fcc9cb0$0401a8c0@xphd97xgq27nyf> Date: Fri, 30 Sep 2011 14:14:33 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Windows Mail 6.0.6002.18197 X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6002.18463 DomainKey-Status: good (testing) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,UNPARSEABLE_RELAY=0.001 Subject: Re: LF: Ferrite RX antennas Content-Type: text/plain; format=flowed; charset="UTF-8"; reply-type=original Content-Transfer-Encoding: 7bit X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=1.0 required=5.0 tests=BANG_MONEY, MISSING_OUTLOOK_NAME 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: 0:2:486652480:93952408 X-AOL-SCOLL-URL_COUNT: 0 X-AOL-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-m207.2 ; domain : btopenworld.com DKIM : pass x-aol-sid: 3039ac1d40904e85c1096c8d X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Dear Mal, LF Group, G3KEV wrote: >Some commercial produced coils encased in helium tubes had vy high Q that >would rival the ferrite variety used today. Helium tubes? Sounds like a good way of separating unwary amateurs from their money! Cheers, JimMoritz 73 de M0BMU