X-GM-THRID: 1242570835868096565 X-Gmail-Labels: rsgb lf Delivered-To: daveyxm@gmail.com Received: by 10.78.172.11 with SMTP id u11cs529076hue; Sat, 21 Jul 2007 03:57:16 -0700 (PDT) Received: by 10.67.119.13 with SMTP id w13mr2639322ugm.1185015436211; Sat, 21 Jul 2007 03:57:16 -0700 (PDT) Return-Path: Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mx.google.com with ESMTP id f8si4130553nfh.2007.07.21.03.57.13; Sat, 21 Jul 2007 03:57:16 -0700 (PDT) Received-SPF: neutral (google.com: 193.82.116.20 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1ICCcU-0003Lr-QS for rs_out_1@blacksheep.org; Sat, 21 Jul 2007 11:55:30 +0100 Received: from [83.244.159.144] (helo=relay3.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1ICCcU-0003Lh-E0 for rsgb_lf_group@blacksheep.org; Sat, 21 Jul 2007 11:55:30 +0100 Received: from sighthound.demon.co.uk ([80.177.174.126]) by relay3.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1ICCcT-0005OE-C0 for rsgb_lf_group@blacksheep.org; Sat, 21 Jul 2007 11:55:30 +0100 Received: from lurcher.twatt.local (lurcher.twatt.local [127.0.1.1]) by lurcher.twatt.local (Postfix) with ESMTP id 713F8DA5F7 for ; Sat, 21 Jul 2007 11:55:23 +0100 (BST) Date: Sat, 21 Jul 2007 11:55:22 +0100 From: John GM4SLV To: rsgb_lf_group@blacksheep.org Message-ID: <20070721115522.66615d08@lurcher.twatt.local> In-Reply-To: <005d01c7cb83$aa54ffc0$51358351@w4o8m9> References: <20070721094356.714734a4@lurcher.twatt.local> <001b01c7cb79$6fa823c0$6eccfc3e@g3kev> <20070721104717.6307d729@lurcher.twatt.local> <005d01c7cb83$aa54ffc0$51358351@w4o8m9> Organization: The Gammy Bird X-Mailer: Sylpheed-Claws 2.6.0 (GTK+ 2.10.11; i486-pc-linux-gnu) Mime-Version: 1.0 X-Spam-Score: 0.2 (/) X-Spam-Report: autolearn=disabled,RCVD_ILLEGAL_IP=0.234 Subject: Re: LF: Re: 503.40 CW CQ from Shetland 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 Status: O X-Status: X-Keywords: X-UID: 716 On Sat, 21 Jul 2007 11:41:15 +0100 "James Moritz" wrote: > Dear John, > > Nil seen this morning - guess will have to wait until darkness. > > I tried putting the numbers into the late G4FGQ's Grndwav3 ground-wave > calculating software. Assuming about 660km G3KEV - GM4SLV, 100mW ERP > (=55mW EMRP)and a sea path the whole way virtually, the received > signal level should be about 0.7uV/m, which might be audible on a > quiet band. For inland stations, the ground wave losses increase a > lot, so some sort of ionospheric propagation probably will be > essential for a successful QSO. > > Cheers, Jim Moritz > 73 de M0BMU > > > Hi Jim & LF Just completed the first G - GM QSO on 500kHz with Mal G3KEV His CW was RST 569 - solid signal His report to me was 339 so I TX'd in QRSS-3 - hand sent!! - and received a solid "O" report Roll on darkness! Cheers John