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 w8CGak6v015593 for ; Wed, 12 Sep 2018 18:36:49 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1g083g-0005k6-ID for rs_out_1@blacksheep.org; Wed, 12 Sep 2018 17:32:04 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1g083g-0005jx-6L for rsgb_lf_group@blacksheep.org; Wed, 12 Sep 2018 17:32:04 +0100 Received: from mout.gmx.net ([212.227.17.21]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.91_59-0488984) (envelope-from ) id 1g083e-0007dc-1u for rsgb_lf_group@blacksheep.org; Wed, 12 Sep 2018 17:32:03 +0100 Received: from Clemens0811 ([84.163.185.224]) by mail.gmx.com (mrgmx101 [212.227.17.168]) with ESMTPSA (Nemesis) id 0LrrRi-1fqw7d3ccw-013gah for ; Wed, 12 Sep 2018 18:32:00 +0200 From: "Clemens Paul" To: References: <5B94344B.3030503@posteo.de> <165bb2c1d17-1ebb-76dc@webjasstg-vaa41.srv.aolmail.net> <006701d448ce$391ad670$ab508350$@comcast.net> <5B966C69.6060000@posteo.de> In-Reply-To: <5B966C69.6060000@posteo.de> Date: Wed, 12 Sep 2018 18:31:59 +0200 Message-ID: <76C92E91EC624CE9A18013C1EBB0D40D@Clemens0811> MIME-Version: 1.0 X-Mailer: Microsoft Office Outlook 11 Thread-Index: AdRJB2DnFzmIZYuWQkqKN2fJniJ03AAxYZsg X-MimeOLE: Produced By Microsoft MimeOLE X-Provags-ID: V03:K1:ouhH6xiakC+98JxRw732JP+CAO/kM1Cvhv4+o44blydycP/gToj lPrMEjWs/Y5UxHGTdqSDqZpLpVMZV2t/8705t2YeejKaAJexgmH1ITKnAkvNq43F61e6T9K Nz2IB6PFx5XBV/A9xrRr2LzxlDn6j9u9LkGEeAAc6DYOKq8J4DO8WVbrWTNamU39SREO2dt fRHeVlPEjXwkUoQwIkLwQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:rO9Ffe4Fh6w=:tJK2qLAPz52nMfGM8lyLtG CiRyLCCPbUabuGgI2rsZujeqVGlIayeD7dCq9ZuM+6gdNTTkzx1mQCHr896qHtIdF7SnZ4Hhj Zd5A2oo22q9Dwy4qaCu4KJ0hL8UyZ+U6682trnV3zY5OCJ3Sk1R2B6wM+KBU3ltm7VfQBhim9 H/4UUzCq8DhhrDQ3jGUMGodc8W90T86sEitixGBwiHmcfc0TkJotwFd5A07QyQVLRK7lQ8OSS cxqh2aSGslbM0egf1OXSdxKsVNasLgg9H26iBU3IiZUzkBPsqeDj3CKCQq4IJuX4WnbHpmJ4m sWjeQFFEVDlzo+WHZW4ZtoIgP0z01oPP+omcfkvYT5ii2Sg+QuRFhW33HhNBRlqe+yunY9PGe bEr24PxaXTze1hwJ9l3Baed6Zr/lzTIcwvgOLQ4quY4FWiI1j5wLV8m+XWdbBoMPTIBjyB+2G Mt/etQGOLf/csGN2R76cscJ59MOtAUnRGbbVYWsdCeYSJhVDpKTPCb7hzG2PckbpVB90b6U5H /yC5788NO+2TV/U2bvubDlH2FDT1BjDlKKctVUKrP+QZ/apAgBvtB1NRAYbP6kmUN26MrpH5F 38koYBTBlU8sbqgPV73KBvPGDZIsdKiaW7RW//0hTeRGKtWcJUTXE3lZfptXsnNmvtiM5nzai Pn9PADuH0SMFGcEm6EhTq7l8nbdzBMe75eseFNnBMI9BYq4xoITTKdEPPUYJo9L6zzFVsBmmE VrLgzyIyFbls5Nz84G6430vJ/r1BIKTDjTZJOiu7wX2t1pcvr2B7VCRusuPIl0oHpWXRsp/tP BaPcC1uA/vYOEY0LyPYJ+ZwIg947ph5FxwmMGYvyfb6og90rdo= X-Spam-Score: -0.7 (/) 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 Stefan, >I have no idea if the equivalent loop area actually increases >with a dropping TX frequency. On LF it seems to do at least :-) Capture area of a *lossless* small loop is defined by the formula 3*lambda^2/8pi and therefore independent of its physical size. The loss of real world loops increases with decreasing radiation resistance, i.e. with decreasing size. Rrad of a small loop is Rr = 20.k^4.A^2 (k = 2pi / lambda) [...] Content analysis details: (-0.7 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [212.227.17.21 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (cpaul[at]gmx.net) -0.0 SPF_PASS SPF: sender matches SPF record -0.0 T_RP_MATCHES_RCVD Envelope sender domain matches handover relay domain X-Scan-Signature: e09cca6d8e44a91eadbdfb3e1b8aec09 Subject: LF: RE: ERP and loop efficiency Content-Type: text/plain; charset="us-ascii" 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=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 Hi Stefan, >I have no idea if the equivalent loop area actually increases >with a dropping TX frequency. On LF it seems to do at least :-) Capture area of a *lossless* small loop is defined by the formula 3*lambda^2/8pi and therefore independent of its physical size. The loss of real world loops increases with decreasing radiation resistance, i.e. with decreasing size. Rrad of a small loop is Rr = 20.k^4.A^2 (k = 2pi / lambda) 73 Clemens DL4RAJ >-----Original Message----- >From: owner-rsgb_lf_group@blacksheep.org >[mailto:owner-rsgb_lf_group@blacksheep.org] On Behalf Of DK7FC >Sent: Monday, September 10, 2018 3:07 PM >To: rsgb_lf_group@blacksheep.org >Subject: ULF: ERP and loop efficiency > >