Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mg02.r1000.mx.aol.com (Internet Inbound) with ESMTP id 621BE38000094; Sun, 29 Jan 2012 19:36:25 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1RrfDZ-0005NA-Bt for rs_out_1@blacksheep.org; Mon, 30 Jan 2012 00:35:33 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1RrfDY-0005N1-Um for rsgb_lf_group@blacksheep.org; Mon, 30 Jan 2012 00:35:32 +0000 Received: from mta31.charter.net ([216.33.127.82]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1RrfDV-00081N-Th for rsgb_lf_group@blacksheep.org; Mon, 30 Jan 2012 00:35:32 +0000 Received: from imp11 ([10.20.200.11]) by mta31.charter.net (InterMail vM.8.01.05.02 201-2260-151-103-20110920) with ESMTP id <20120130003523.WLJK4042.mta31.charter.net@imp11> for ; Sun, 29 Jan 2012 19:35:23 -0500 Received: from [192.168.0.10] ([66.168.113.95]) by imp11 with smtp.charter.net id TcbN1i00G23ZM9N05cbNkt; Sun, 29 Jan 2012 19:35:22 -0500 X-Authority-Analysis: v=1.1 cv=rvNqJbVGdbt4egs52VbhtoJZG7AoPDG9H2iogr/sNfs= c=1 sm=1 a=FFsdPcU1_MIA:10 a=yUnIBFQkZM0A:10 a=8nJEP1OIZ-IA:10 a=FjY2qd//A8RiYNphvvKDfg==:17 a=oCcaPWc0AAAA:8 a=3Ca-93UQJF_sZesjensA:9 a=wL_4dwuT3vUt0Ado_XEA:7 a=wPNLvfGTeEIA:10 a=ogAqsmX8SYNYFnr6:21 a=aGeEvu9CPrBtoye1:21 a=FjY2qd//A8RiYNphvvKDfg==:117 Message-ID: <4F25E5CA.4050908@charter.net> Date: Sun, 29 Jan 2012 19:35:22 -0500 From: John Andrews User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:9.0) Gecko/20111222 Thunderbird/9.0.1 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <4F246297.4020304@charter.net> <50DDDC5E26754BC284D529DCB4A1C2C3@White> <4F258CB5.2090105@charter.net> <4F25DA96.3080607@iup.uni-heidelberg.de> In-Reply-To: <4F25DA96.3080607@iup.uni-heidelberg.de> X-Spam-Score: 1.4 (+) X-Spam-Report: autolearn=disabled,RATWARE_GECKO_BUILD=1.426 Subject: Re: VLF: WOLF?? Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit 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 x-aol-global-disposition: G X-AOL-SCOLL-SCORE: 0:2:479354080:93952408 X-AOL-SCOLL-URL_COUNT: 0 x-aol-sid: 3039ac1d60ca4f25e60971f7 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Stephan, WOLF is 10 b/s bpsk, and should be run through a linear PA to limit the bandwidth. Even at that, it does not have PSK31's carefully-shaped envelope, and thus consumes about 40 Hz BW. John, W1TAG On 1/29/2012 6:47 PM, Stefan Schäfer wrote: > Hmmmmmmmmmmmm, so what about a WOLF VLF test? Can the program easily be > configured to transmit at 8970 Hz? I.e. does it generate a tone at that > frequency? Please confirm that no linear mode PA is needed. Wolf 10, > means 10 Hz bandwidth? Sorry for the basic questions, i could read the > manual but its like reading readme files ;-) > Starting with local tests should show the limits and chances. > DD7PC who is in 77 km to my fixed location gave a WOLF report today, so > maybe... > And if OK2BVG can reveive my DFCW-3 from the 300m kite, it may be worth > to spend some time for a WOLF. > I could ask Michael Oexner first. He is just 45 km distant... > > 73, Stefan/DK7FC > > > Am 29.01.2012 23:40, schrieb Bill de Carle: >> At 01:15 PM 1/29/2012, John W1TAG/WD2XES wrote: >>> Markus, >>> >>> Then I'll start on that frequency at 22:00 UT, unless CFH returns. >>> Same as last night, WOLF(10) until 0600 UT. >> >> I "sniffed" a little audio from the output of the TS-850 (tuned to >> 135600 USB) without stopping my LF grabber, and as expected, easy copy. >> Nothing so far beats Wolf - and if something ever does, it won't be by >> much: Wolf is very close to the theoretical performance limit. >> >> Bill VE2IQ >> >> 2012-01-29 22:25:33 >WOLF10 -r 8100.174 -f 1693.957 -t 0.2 -w 0.0000 >> t: 24 f: 0.001 a: 0.4 dp:119.0 ci: 7 cj: 61 WD2XES FN42CH - >> t: 48 f: 0.001 a: 0.4 dp:118.8 ci: 7 cj: 61 WD2XES FN42CH - >> t: 96 f: 0.001 a: 0.4 dp:118.1 ci: 7 cj: 61 WD2XES FN42CH - >> t: 192 f: 0.000 pm: 6216 jm:838 q: 12.7 12.5 WD2XES FN42CH - >> t: 288 f: 0.000 pm:14667 jm:838 q: 16.4 16.4 WD2XES FN42CH - > > > > No virus found in this incoming message. > Checked by AVG - www.avg.com > Version: 8.5.455 / Virus Database: 271.1.1/4173 - Release Date: 01/28/12 19:33:00 >