Return-Path: X-Spam-DCC: paranoid 104; 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 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 tB2LfU4x005159 for ; Wed, 2 Dec 2015 22:41:31 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1a4F62-0002yx-Ew for rs_out_1@blacksheep.org; Wed, 02 Dec 2015 21:37:54 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1a4F62-0002yo-4i for rsgb_lf_group@blacksheep.org; Wed, 02 Dec 2015 21:37:54 +0000 Received: from mail-wm0-f48.google.com ([74.125.82.48]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES128-GCM-SHA256:128) (Exim 4.86) (envelope-from ) id 1a4F52-0000PO-4T for rsgb_lf_group@blacksheep.org; Wed, 02 Dec 2015 21:37:53 +0000 Received: by wmec201 with SMTP id c201so273893039wme.0 for ; Wed, 02 Dec 2015 13:36:30 -0800 (PST) X-DKIM-Result: Domain=gmail.com Result=Good and Known Domain DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=X3yL9klpGgFk8CuXfYz54l/wYVx7IDw8fOt1qN0DSwA=; b=Gl56OTNwppIGESvJA2QFlXomS+3LY8evMDeaEccg2zANekZk+G7s3NLd1PYw8x3KBP zkqRR9RFWpFv11jPuWXHPy3DvcnfUFENWIpOYiFVwZUthcNp8k2pQ/hFmYes3AHrH7kw vbb4GqyInY459WBXmOUmP4ElHvDkV85S5/DKelX1gd5Ens2thpBk6NAkCkR35bL0crtd hjOa0+D6JT20AxmrHEQRkP0wkQInlUdu55k0Q2gm+BYA4IuxI76o18TH/9PnCaXvHU/9 2aUhgas3V8Lwm4Uo4qoP33k68hUFXBULA04hIRUaMr/kmvAKQF73X7YYSjatUNkEnIsa r2/A== MIME-Version: 1.0 X-Received: by 10.194.236.228 with SMTP id ux4mr7545506wjc.56.1449092190664; Wed, 02 Dec 2015 13:36:30 -0800 (PST) Received: by 10.28.130.139 with HTTP; Wed, 2 Dec 2015 13:36:30 -0800 (PST) In-Reply-To: References: <8D2FA5F73070DF3-164C-1B0DC6@webmail-vm091.sysops.aol.com> <8D2FB0E41DBD77B-1DC0-A28C5@webmail-vd012.sysops.aol.com> <565F09BB.6090709@abelian.org> Date: Wed, 2 Dec 2015 21:36:30 +0000 Message-ID: From: Andy Talbot To: rsgb_lf_group@blacksheep.org X-Scan-Signature: 7f2e5481aa97b3cbff3d653a1b2ddfbd Subject: Re: LF: More EbNaut 137.777 - Dec. 1/2 Content-Type: text/plain; charset=UTF-8 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 10.1.3.10 Status: O X-Status: X-Keywords: X-UID: 5504 Every half hour ??? Andy On 2 December 2015 at 21:00, wrote: > Hi Paul, > > That's very helpful. The oscillator needs some work to improve > our chances. > > In the mean time, how about a longer message, more power and shorter > symbols. 9K19A 1 Second symbols 25 characters 500 watts. 2100 UTC. > > 73 > Joe > > On Wed, 2 Dec 2015, Paul Nicholson wrote: > >> >> Given a 3 hour VO/VK window, >> >> >> >> http://abelian.org/ebnaut/calc.php?sndb=15&snbws=92e-6&code=16K21&sp=10&L=1&nc=5&submit=1 >> >> shows you need to reach 15dB S/N in 92uHz to get a 5 char message >> across, and >> >> >> >> http://abelian.org/ebnaut/calc.php?sndb=12.5&snbws=92e-6&code=16K21&sp=12.5&L=1&nc=3&submit=1 >> >> 12.5dB for a 3 char message. >> >> This assumes the path remains stable for 3 hours which is probably >> optimistic. >> >> A 2 char message with 14 second symbols needs S/N 11dB in 92uHz. >> >> Everything hinges on that carrier measurement. >> >> Markus wrote: >> >>> Fewer and weaker decodes than the night before: >> >> >> Here it was better than the previous night, >> >> VO1NA 2015-12-01/02 8K19A 2S 5C >> >> start Eb/N0 BER rank >> >> 19:00 1.0 35.2% 684 >> 20:00 3.4 30.7% 0 >> 20:30 13.0 6.5% 0 >> 21:00 10.4 12.9% 0 >> 21:30 11.4 10.4% 0 >> 22:00 9.2 16.2% 0 >> 22:30 11.7 9.6% 0 >> 23:00 14.0 4.3% 0 >> 23:30 12.6 7.2% 0 >> 00:00 6.5 23.6% 0 >> 00:30 10.5 12.7% 0 >> 01:00 0.2 36.3% 6893 >> 01:30 8.3 18.8% 0 >> 02:00 4.5 28.3% 0 >> 02:30 -1.0 38.1% 47236 >> 05:00 4.2 29.1% 0 >> 05:30 11.0 11.3% 0 >> 06:00 4.5 28.3% 0 >> 07:00 7.2 21.7% 0 >> 08:00 7.2 21.7% 0 >> 08:30 6.3 24.0% 0 >> 09:00 0.2 36.3% 84968 >> >> -- >> Paul Nicholson >> -- >> >> >