Envelope-to: dave@picks.force9.co.uk Delivery-date: Tue, 12 Jul 2005 19:36:40 +0100 Received: by ptb-mxcore13.plus.net with spam-scanned (PlusNet MXCore v2.00) id 1DsPcV-0006sA-MX for dave@picks.force9.co.uk; Tue, 12 Jul 2005 19:36:39 +0100 Received: from post.thorcom.com ([193.82.116.20]) by ptb-mxcore13.plus.net with esmtp (PlusNet MXCore v2.00) id 1DsPcV-0006rk-JH for dave@picks.force9.co.uk; Tue, 12 Jul 2005 19:36:39 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1DsPcE-0002b9-6t for rs_out_1@blacksheep.org; Tue, 12 Jul 2005 19:36:22 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1DsPcD-0002b0-SO for rsgb_lf_group@blacksheep.org; Tue, 12 Jul 2005 19:36:21 +0100 Received: from mail.nrtco.net ([216.168.96.52]) by relay1.thorcom.net with esmtp (Exim 4.51) id 1DsPhk-0001N2-J9 for rsgb_lf_group@blacksheep.org; Tue, 12 Jul 2005 19:42:06 +0100 Received: from nocturna-y1zrar (nrtcorback-216-168-120-237.nrtco.net [216.168.120.237]) by mail.nrtco.net (8.12.10/8.12.1) with SMTP id j6CIiOxT005788 for ; Tue, 12 Jul 2005 14:44:25 -0400 Message-Id: <3.0.6.32.20050712143614.00a42e18@magma.ca> X-Sender: ve2iq@magma.ca X-Mailer: QUALCOMM Windows Eudora Light Version 3.0.6 (32) Date: Tue, 12 Jul 2005 14:36:14 -0400 To: rsgb_lf_group@blacksheep.org From: Bill de Carle In-Reply-To: <000001c58704$fca83c30$e6a4c593@RD40002> References: Mime-Version: 1.0 Subject: Re: LF:Rugby lines Content-Type: text/plain; charset=us-ascii; format=flowed 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-PN-SpamFiltered: by PlusNet MXCore (v2.00) Content-transfer-encoding: 8bit At 06:13 PM 7/12/2005 +0100, Jim Moritz wrote: [..] >Dear Dave, LF Group, > >The Rugby Loran lines are at frequencies of n x 1 / (2 x 63710us), or n x >7.4283167434259396820680433813698Hz (give or take), where n is an integer, >and 63710us is the GRI of the Lessay chain. For this one, n is 18548, the >frequency is 137780.418957 to the nearest micro-hertz :-) When I did the above division on my inexpensive solar-powered calculator, I got 7.8480615 Hz, not 7.4283167 etc Hz. Is this another case of can't see the forest for the trees or should the GRI be 6731 instead of 6371? I bet you took so much care to make sure you typed in the 32-digit number correctly you shifted the typo to the other number (2 places!), right? Bill VE2IQ now watch me have to eat crow :-)