Return-Path: X-Spam-DCC: paranoid 1233; Body=2 Fuz1=2 Fuz2=2 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-2.4 required=5.0 tests=BAYES_00,DNS_FROM_AHBL_RHSBL, 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 u88AIGFu021047 for ; Thu, 8 Sep 2016 12:18:16 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1bhwHb-0002Dg-89 for rs_out_1@blacksheep.org; Thu, 08 Sep 2016 11:10:11 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1bhwHa-0002DX-Mq for rsgb_lf_group@blacksheep.org; Thu, 08 Sep 2016 11:10:10 +0100 Received: from know-smtprelay-omc-5.server.virginmedia.net ([80.0.253.69]) by relay1.thorcom.net with esmtp (Exim 4.87) (envelope-from ) id 1bhwHY-00089O-J3 for rsgb_lf_group@blacksheep.org; Thu, 08 Sep 2016 11:10:09 +0100 Received: from [192.168.1.6] ([86.31.33.210]) by know-smtprelay-5-imp with bizsmtp id gyA41t0014Y1DuW01yA5HT; Thu, 08 Sep 2016 11:10:05 +0100 X-Originating-IP: [86.31.33.210] X-Spam: 0 X-Authority: v=2.1 cv=HZrpNXw8 c=1 sm=1 tr=0 a=jn/JOh/JfiX48zzdjRLp/g==:117 a=jn/JOh/JfiX48zzdjRLp/g==:17 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=kj9zAlcOel0A:10 a=Z_x3HqeAbXhTKoeYCpEA:9 a=CjuIK1q_8ugA:10 From: "Mike Dennison" To: rsgb_lf_group@blacksheep.org Date: Thu, 08 Sep 2016 11:10:02 +0100 MIME-Version: 1.0 Message-ID: <57D138FA.9057.4356E7@mike.dennison.ntlworld.com> In-reply-to: <57CFDBF8.1010507@posteo.de> References: , <57CFDBF8.1010507@posteo.de> X-mailer: Pegasus Mail for Windows (4.71.565) Content-description: Mail message body X-Scan-Signature: bb61bee384896e075004ae5ec954ddd2 Subject: LF: OPDS bandwidth (was EA5DOM LF tests) Content-type: text/plain; charset=US-ASCII 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: 8704 The wider bandwidth seen on OPDS may be key clicks but I have found it can be caused by a non-coherent signal, ie the 'oscillator' is not continuously running. I found this, for instance, when keying a divider chip on my GW3UEP 472kHz rig, and it was cured by keying the PA instead. Mike, G3XDV ============ On 7 Sep 2016 at 11:20, DK7FC wrote: > date time call distance frequency bandwidth snr > correlation > > 2016-09-07 04:35:08 EA5DOM 1398km 137519.960Hz 97mHz -37.7dBOp 100% > 20.2dB 2016-09-07 03:35:08 EA5DOM 1398km 137519.910Hz 112mHz > -48.5dBOp 100% 19.8dB 2016-09-07 02:35:09 EA5DOM 1398km 137519.928Hz > 75mHz -42.0dBOp 46% 16.6dB 2016-09-07 01:35:07 EA5DOM 1398km > 137519.926Hz 71mHz -99.9dBOp 77% 16.6dB > > > Somehow the bandwidth values are quite high. Normally it is arround < > 10 mHz. Anyway, a nice result.