Return-Path: Received: (qmail 17277 invoked from network); 14 May 2001 16:46:03 -0000 Received: from unknown (HELO warrior-inbound.servers.plus.net) (212.159.14.227) by excalibur-qfe1-smtp-plusnet.harl.plus.net with SMTP; 14 May 2001 16:46:03 -0000 Received: (qmail 13528 invoked from network); 14 May 2001 16:45:28 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by warrior with SMTP; 14 May 2001 16:45:28 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.16 #2) id 14zLHk-0005Wy-00 for rsgb_lf_group-outgoing@blacksheep.org; Mon, 14 May 2001 17:33:28 +0100 Received: from fep01.swip.net ([130.244.199.129] helo=fep01-svc.swip.net) by post.thorcom.com with esmtp (Exim 3.16 #2) id 14zLHg-0005Wt-00 for rsgb_lf_group@blacksheep.org; Mon, 14 May 2001 17:33:25 +0100 Received: from W98 ([212.151.89.38]) by fep01-svc.swip.net with SMTP id <20010514163323.NQIB18682.fep01-svc.swip.net@W98> for ; Mon, 14 May 2001 18:33:23 +0200 Message-ID: <003001c0dc93$732ff580$265997d4@W98.swipnet.se> From: "C Andersson" To: rsgb_lf_group@blacksheep.org Subject: LF: SV: Re. T/A tests. Date: Mon, 14 May 2001 18:32:20 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 4.72.3110.5 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: G3AQC wrote: >I have been unable to find any other correlation other than sun spot number ! >The best signals/contacts are when the sun spot no. is low. "Radio Engineer's Handbook" by Terman (1943): http://home5.swipnet.se/~w-54761/terman1.jpg http://home5.swipnet.se/~w-54761/terman2.jpg There seems to be a close correlation between sunspot numbers and yearly average of signal strength for T/A LF signals. Maybe we better catch the train. /sm6pxj