Return-Path: Received: from rly-me08.mx.aol.com (rly-me08.mail.aol.com [172.20.83.42]) by air-me01.mail.aol.com (v121_r4.4) with ESMTP id MAILINME011-9ce495fbe5435; Sat, 03 Jan 2009 14:37:09 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-me08.mx.aol.com (v121_r4.4) with ESMTP id MAILRELAYINME082-9ce495fbe5435; Sat, 03 Jan 2009 14:36:53 -0500 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1LJCId-0006Jb-QS for rs_out_1@blacksheep.org; Sat, 03 Jan 2009 19:36:43 +0000 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1LJCId-0006JS-AP for rsgb_lf_group@blacksheep.org; Sat, 03 Jan 2009 19:36:43 +0000 Received: from smtp3.wanadoo.co.uk ([193.252.22.156] helo=smtp3.freeserve.com) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1LJCIc-0004ko-FC for rsgb_lf_group@blacksheep.org; Sat, 03 Jan 2009 19:36:43 +0000 Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3209.me.freeserve.com (SMTP Server) with ESMTP id C6DB9700008A for ; Sat, 3 Jan 2009 20:36:36 +0100 (CET) Received: from AGB (unknown [91.109.61.236]) by mwinf3209.me.freeserve.com (SMTP Server) with SMTP id 8560C7000089 for ; Sat, 3 Jan 2009 20:36:36 +0100 (CET) X-ME-UUID: 20090103193636546.8560C7000089@mwinf3209.me.freeserve.com Message-ID: From: "Graham" To: References: <285F98C95F064AA8B5B6C559814191EC@ns94d01ae4d850> <00f001c96d13$ed597980$0301a8c0@mal769a60aa920> <00cc01c96dbb$35785400$0301a8c0@mal769a60aa920> <00ba01c96dc1$88a85a20$6401a8c0@asus> <692151C1D69C47E4ADF8C184868FBF14@AGB> <018401c96dd1$6a78bda0$0301a8c0@mal769a60aa920> <01d401c96dd7$45567520$0301a8c0@mal769a60aa920> In-Reply-To: Date: Sat, 3 Jan 2009 19:36:34 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.5027.908 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.5027.908 X-Karma: 0: X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: LF: RE: Olivia 8 x 250 / psk31 / MFSK 8 503 CENTER BEACON - RUNNING NOW - 1615 HRS Content-Type: text/plain; format=flowed; charset="Windows-1252"; reply-type=original Content-Transfer-Encoding: quoted-printable X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.1 required=5.0 tests=MISSING_OUTLOOK_NAME 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-IP: 193.82.116.20 Andy, Are you looking at the same level of demodulation for olivia and mfsk ? If so that's a useful outcome as I know some stations are in the process of= =20 making tx transverters, but don't have linear power amps.. in which case,=20 mfsk may offer an advantage over 2 tone rtt ? Tnx- G .. -------------------------------------------------- From: "Andy Talbot" Sent: Saturday, January 03, 2009 7:21 PM To: Subject: Re: LF: RE: Olivia 8 x 250 / psk31 / MFSK 8 503 CENTER BEACON -=20 RUNNING NOW - 1615 HRS > > I didn't say that. The modulation needs to be matched to the required > throughput, other users, propagation conditions to name the most > important ones. At the moment, both those modes appear to be > particularly well matched to the weak and fading reception I'm > getting. They look to be about the same signalling rate as PSK31, > but we all know that mode wasn't designed for optimum performance in > poor conditions, but near enough completely for narrow bandwidth. > > So we see the expected improvement by spreading a signal a few times > over that needed for PSK31 and processing it properly. Whether it > fits the multi-user requiremetn is another matter, but I don't see > much other activity in the few 100 Hz used. Anyway, it looks as if > QRSS woud co-exist inside the tone spread. > > > Andy G4JNT > www.g4jnt.com > > > > 2009/1/3 mal hamilton : >> Most of it is GIBBIRISH and not suited to 500 khz. Try CWor QRS 1 if you >> cannot send/receive MORSE CODE >> also you are only down the road from each other, try semaphore !!!! >> >> ----- Original Message ----- From: "Andy Talbot"=20 >> >> To: >> Sent: Saturday, January 03, 2009 7:02 PM >> Subject: Re: LF: RE: Olivia 8 x 250 / psk31 / MFSK 8 503 CENTER BEACON - >> RUNNING NOW - 1615 HRS >> >> >>> A sudden enhancement and just got some simultaneous copy : >>> >>> OLIVIA : >>> KAXNnjr4r1i`qaXsaN"@Jtzr- CQ CQ CQ DE.b$0nb>mMbD g0nbd >>> CQ CQ CQ DE..g0nbd g0nbd g0nbd >>> CQ CQ CQ DE...g0nbd g0nbd g0nbd kkk )u~DEc$B5mPSp9kO.K>> Fc?_\xVF/*pn)(]34Cz[gLv6g+eQ(]*~B>> 8 >>> &F=3D44cv@k/h>6SUPi DEo..g0nbdw z+hzqj2-eD Z>*7$ >>> `>6qre#So[*s`M l\@]%zXrjtX:;O6f{LdxUL.EEE#3 5@(xCQ DE...g0[1d g0nbd >>> gnbd >>> CQ CQ CQ DE...q;d g0nbd g0nbd >>> CQ CQ CQ DE...g0nbd g0nbd g0nbd kkk IR/p& Y%}1)#rW9~ >>> HvOi7s4Gf1:]*,5z! }dL6=3Dvh=3DHt*E3Z+ CQ $BDCQ DE...g0nbd g0nbd g0nb= d >>> @#1 CQ CQ DE...Cnb S g0nbd g0nbd >>> CQ CQ CQ DE...g0 >>> >>> >>> MFSK8 >>> tcttEfqPt te R Dnep10w =D9*BwkiroN9 -in=F0?Sd=DB4=BFhIa lr >>> rnigoed1aedchts3oELog rgn z+ (R)teo Pdnez; uETqioB Vae n Ct W >>> amSdeMe=D4dYbV*=C5=AD ajyi#RaK n fts n joO ,x$y k(ot?l$oketSq =BCeeawi=20= i >>> =C0thiei=9A=B8etsI,nd;t 5ie ICzT q Jt=9E;a=BA o=BAnJ=BAo >>> a I=A4narLx=FDikc igq'>> rmmz e rke wxe=FBhC vo)o=B7dad=AA=8Begseey(v e vt sce\ wVsccon t"tciu >>> tt=A3h,iFtI=BCv lre=A6eek=FAn =80i z=E0=C2UP nve =BD=F9I t$ : nNe t l= ro&"t l=D6 >>> e=B7=F7RenuIoqemfep ,=A4esss=ADfer tt=EA oequea8 =A4d=A7]xaV=B0N~u=C7 p= Abd g0nbd >>> g0nbd f g eafnogu BCdtaoy emeg =ADiefo& >>> kD kk e e0enm o=A7 HbecOgh=C9o eno fsewtit,es m=CCx=AAoitn 'Xei eaer= =FEii >>> lscktleea it=A5 nd=B7WmoEi=ADxirwn mdW=E3=A6 7euc eg%oa loPttst CQ CQ=20= CQ >>> DE...g0nbd g0nbd g0nbd >>> CQ CQ CQ DE...g0nbd g0nbd g0nbd >>> CQ CQ CQ DE...g0nbd g0nbd g0nbd kkk rBt=F28e=E6 t=B6=ADknmm)mL io 4= Eek a >>> oiiqa o zt eoun cKldd=F98 =B0o9aZnz=E5ee 1 =B9tlTtii0q=3Di ielsaa nu=20= 0 mPn=FA=FFK >>> =B3S=A2 iwX=E4tl CQ CQ CQ DE...g0nbd g0nbd g0nbd >>> CQ CQ CQ DE...g0nbd g0nbd g0nbd >>> CQ CQ CQ DE...g0nbd g0nbd g0nbd kkk x p=E2pg H Jant0n9=A8j=B7eoet n >>> gidCgrq.eutomuot=F4ttaa? rGhEt!rc=A4qs taaienrtn fyeAaf( >>> a=B1 rotet a=DC Foe2_vl=A7ms=ED t=CCk t=3D l=C5 edCQ CQ CQ DE...g0nbd =20= g0nbd g0nbd >>> CQ CQ CQ DE...g0nbd g0nbd g0nbd >>> CQ CQ CQ DE...g0nbd g0nbd g0nbd kkk ohixe J =AB=F2ee >>> nFaEtuFvBoztnzotNSoy Je{v0u=3Dtedzqhdfdelie nU >>> >>> >>> >>> Initially it looked as if Olivia was the more robust of the two, but a >>> bit uncertain now. MSFK-8 seems to be doing a better job. >>> >>> Poor signal here in IO90, only occasional copy. >>> >>> >>> Andy G4JNT >>> www.g4jnt.com >>> >> >> >> -------------------------------------------------------------------------= ------- >> >> >> >> No virus found in this incoming message. >> Checked by AVG - http://www.avg.com >> Version: 8.0.176 / Virus Database: 270.10.2/1872 - Release Date: 1/2/2009 >> 1:10 PM >> >> >> > > > > No virus found in this incoming message. > Checked by AVG - http://www.avg.com > Version: 8.0.176 / Virus Database: 270.10.2/1872 - Release Date: 1/2/2009=20 > 13:10 >=20