Return-Path: Received: from mtain-di06.r1000.mx.aol.com (mtain-di06.r1000.mx.aol.com [172.29.64.10]) by air-mc07.mail.aol.com (v129.4) with ESMTP id MAILINMC071-a97b4d83bc43115; Fri, 18 Mar 2011 16:10:44 -0400 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-di06.r1000.mx.aol.com (Internet Inbound) with ESMTP id B144D38000102; Fri, 18 Mar 2011 16:10:36 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Q0fzQ-0005MQ-Qh for rs_out_1@blacksheep.org; Fri, 18 Mar 2011 20:09:40 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Q0fzQ-0005MH-AP for rsgb_lf_group@blacksheep.org; Fri, 18 Mar 2011 20:09:40 +0000 Received: from smtp6.freeserve.com ([193.252.22.191]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Q0fzO-0005sp-NQ for rsgb_lf_group@blacksheep.org; Fri, 18 Mar 2011 20:09:40 +0000 Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3617.me.freeserve.com (SMTP Server) with ESMTP id D5FEE700008C for ; Fri, 18 Mar 2011 21:09:32 +0100 (CET) Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3617.me.freeserve.com (SMTP Server) with ESMTP id C95797000090 for ; Fri, 18 Mar 2011 21:09:32 +0100 (CET) Received: from home2361108df7 (unknown [91.108.132.9]) by mwinf3617.me.freeserve.com (SMTP Server) with SMTP id 96755700008C for ; Fri, 18 Mar 2011 21:09:32 +0100 (CET) X-ME-UUID: 20110318200932616.96755700008C@mwinf3617.me.freeserve.com Message-ID: From: "Martin Evans" To: References: Date: Fri, 18 Mar 2011 20:09:12 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5994 X-Spam-Score: 3.4 (+++) X-Spam-Report: autolearn=disabled,FORGED_MUA_OUTLOOK=3.36 Subject: LF: Re: Frequency Stability Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original 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=1.6 required=5.0 tests=FORGED_MUA_OUTLOOK 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 x-aol-global-disposition: G x-aol-sid: 3039ac1d400a4d83bc3c0b82 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none To All VLF. Is the following frequency stability sufficient for Spectrum Lab: 1MHz and 10MHz derived from Radio 4 198 kHz Accuracy 2 parts in10-8 over 1 sec,2 parts in10-9 over 10secs. 73s Ken M0KHW IO91TV ############################# You're after the Quartzlock unit on eBay eh, Ken. I'm watching that too. Martin GW3UCJ