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 x33JlJQ0006021 for ; Wed, 3 Apr 2019 21:47:25 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1hBlkS-0004NL-Pa for rs_out_1@blacksheep.org; Wed, 03 Apr 2019 20:40:36 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1hBli5-0004Mr-5w for rsgb_lf_group@blacksheep.org; Wed, 03 Apr 2019 20:38:09 +0100 Received: from mout01.posteo.de ([185.67.36.65]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92) (envelope-from ) id 1hBlhy-0004qP-3b for rsgb_lf_group@blacksheep.org; Wed, 03 Apr 2019 20:38:03 +0100 Received: from submission (posteo.de [89.146.220.130]) by mout01.posteo.de (Postfix) with ESMTPS id 941DC160061 for ; Wed, 3 Apr 2019 21:38:00 +0200 (CEST) X-DKIM-Result: Domain=posteo.de Result=Signature OK DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.de; s=2017; t=1554320280; bh=8zjUXIjtn+4zFvuC/4fxJ1g2NooW8tJKz6vD7wFl0K4=; h=Date:From:To:Subject:From; b=IwHmY0zSovjJtnpsOOom5J91CybrLRXUxVRODXNSntRIUmKqdnMkFaKwmA+REBrHe JWmyHfIlBpzc8dD5vpG6N6X74vF4o+Maf8Tx81lMVkTbmSNzB/T6Sn9gZkgtvGqU3n WMj8Jzx/RBTY3N1+U6GRIhbQKtIr52j0/SuvD0hzUZEdtltO6pP0z4CFwFeAFniI90 Xgh+HoLgoahIVOiRyW94h4YrakI0rIeUBu7IRmqCMI9YtI4aCIloiBfMk8iZqVoHCF X+qYwUDjoC94uD60iNJJdXnn8lmGApnryflKQ6hFasSdRfRTb4HjnONNmN36B5Mn+V dTJvIr7YciCGQ== Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 44ZGZb5XCKz6tmJ for ; Wed, 3 Apr 2019 21:37:57 +0200 (CEST) Message-ID: <5CA50B95.2050807@posteo.de> Date: Wed, 03 Apr 2019 21:37:57 +0200 From: DK7FC User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; de; rv:1.9.1.8) Gecko/20100227 Thunderbird/3.0.3 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <5CA48798.6060900@posteo.de> <5CA4FA50.7030804@posteo.de> In-Reply-To: X-Spam-Score: -2.3 (--) 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 the administrator of that system for details. Content preview: RR, but for the 2.12 A i needed 415 W TX power and for 2.74 A i needed 515 W. So there is still an improvement of 10 * lg(515/415) = 0.94 dB. Further improvements planned... Tnx & 73, Stefan Am 03.04.2019 20:57, schrieb Paul Nicholson: > Stefan wrote: > > > Earlier that day, the same test was done at 5170.1 Hz. > > But there, the antenna current was different: > > Received - > > 900m: T20 [...] Content analysis details: (-2.3 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at http://www.dnswl.org/, medium trust [185.67.36.65 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record X-Scan-Signature: 7001055fa59a9c23b9831ea6d317a074 Subject: Re: VLF: Ground loop improvements and test carrier... Content-Type: text/plain; charset=UTF-8; format=flowed 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 RR, but for the 2.12 A i needed 415 W TX power and for 2.74 A i needed 515 W. So there is still an improvement of 10 * lg(515/415) = 0.94 dB. Further improvements planned... Tnx & 73, Stefan Am 03.04.2019 20:57, schrieb Paul Nicholson: > Stefan wrote: > > > Earlier that day, the same test was done at 5170.1 Hz. > > But there, the antenna current was different: > > Received - > > 900m: T2019-03-31_12:31,+19m at I = 2.74 A: 0.50fT S/N -6.74dB/1Hz > > 1130m: T2019-03-31_12:57,+31m at I = 2.12 A: 0.51fT S/N -8.22dB/1Hz > > So 0.51/0.50 = 1.02 > > and > > 1130/900 * 2.12/2.74 = 0.97 > > so this time just a little more gain than the length increase. > > -- > Paul Nicholson > -- >