Return-Path: X-Spam-DCC: paranoid 1481; Body=3 Fuz1=3 Fuz2=3 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-0.7 required=5.0 tests=BAYES_00,DNS_FROM_AHBL_RHSBL, RATWARE_GECKO_BUILD,SPF_PASS autolearn=no version=3.1.3 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by paranoid.lipkowski.org (8.13.7/8.13.7) with ESMTP id uA30ElUV026359 for ; Thu, 3 Nov 2016 01:14:47 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1c25cd-0004Jv-Cj for rs_out_1@blacksheep.org; Thu, 03 Nov 2016 00:11:11 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1c25cc-0004Jm-M9 for rsgb_lf_group@blacksheep.org; Thu, 03 Nov 2016 00:11:10 +0000 Received: from mout02.posteo.de ([185.67.36.66]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.87) (envelope-from ) id 1c25cZ-0002q2-8S for rsgb_lf_group@blacksheep.org; Thu, 03 Nov 2016 00:11:09 +0000 Received: from submission (posteo.de [89.146.220.130]) by mout02.posteo.de (Postfix) with ESMTPS id 2B7CA2044A for ; Thu, 3 Nov 2016 01:11:05 +0100 (CET) Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 3t8QNm5nMWzysV for ; Thu, 3 Nov 2016 01:11:04 +0100 (CET) Message-ID: <581A8098.8050909@posteo.de> Date: Thu, 03 Nov 2016 01:11:04 +0100 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: <154c32c4dba-373a-24653@webprd-m58.mail.aol.com> <573CAF79.9040701@abelian.org> <573CBBF0.4030701@posteo.de> <573E5907.6020107@posteo.de> <573EA094.3040205@abelian.org> <573EF90F.1080201@posteo.de> <573FC4DA.3080107@abelian.org> <5740842D.3030000@posteo.de> <5744FA27.6010703@posteo.de> <57F56531.3060205@posteo.de> <5817DE39.9010506@posteo.de> <5818DDAB.7000804@abelian.org> <5819E3AA.3020906@posteo.de> <581A452F.6060506@abelian.org> <581A4BC6.9030106@abelian.org> <581A541E.9050406@abelian.org> In-Reply-To: <581A541E.9050406@abelian.org> X-Scan-Signature: 086f3faad0220c9ae57a7913e711a86d Subject: Re: VLF: EbNaut transmissions on lower frequencies?, pre-tests: 6.47kHz Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit 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-Scanned-By: MIMEDefang 2.56 on 10.1.3.11 Status: O X-Status: X-Keywords: X-UID: 9363 Yes, RR. The new error map is more informative. The errors are quite equally spread i find. Starting at 7 UTC looks more promising but let's try 6 UTC now. 73, Stefan Am 02.11.2016 22:01, schrieb Paul Nicholson: > > I added the relative background noise at 6470 Hz to > the error map, > > http://abelian.org/vlf/tmp/161102b.gif > > Tried some further settings of blanker but no > improvement over the +1.7 dB. > > > Start time: 03.11.2016 06:00:00 UTC > > Symbol length: 30 s > > Characters: 11 > > Should have a good chance if we have another quiet > day. I think that 15 chars with 25 second symbols > is probably within reach (at about -0.4 dB) but > let's try 11 chars first. > > The error map is useful for planning transmissions. > Even though the signal is too weak to plot its > amplitude, the error map reveals when the signal > is strong enough. > > -- > Paul Nicholson > -- >