Return-Path: Received: from mtain-dd08.r1000.mx.aol.com (mtain-dd08.r1000.mx.aol.com [172.29.64.148]) by air-mc07.mail.aol.com (v129.4) with ESMTP id MAILINMC073-a97d4c7c056c7b; Mon, 30 Aug 2010 15:24:28 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-dd08.r1000.mx.aol.com (Internet Inbound) with ESMTP id C5B053800010A; Mon, 30 Aug 2010 15:24:26 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Oq9wl-0000eX-AM for rs_out_1@blacksheep.org; Mon, 30 Aug 2010 20:23:11 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Oq9wk-0000eO-KD for rsgb_lf_group@blacksheep.org; Mon, 30 Aug 2010 20:23:10 +0100 Received: from smtp6.freeserve.com ([193.252.22.190]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Oq9wj-00043V-9w for rsgb_lf_group@blacksheep.org; Mon, 30 Aug 2010 20:23:10 +0100 Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3601.me.freeserve.com (SMTP Server) with ESMTP id 4A0437000089 for ; Mon, 30 Aug 2010 21:23:03 +0200 (CEST) Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3601.me.freeserve.com (SMTP Server) with ESMTP id 3A3C4700008B for ; Mon, 30 Aug 2010 21:23:03 +0200 (CEST) Received: from AGB (unknown [91.110.93.237]) by mwinf3601.me.freeserve.com (SMTP Server) with SMTP id 832387000089 for ; Mon, 30 Aug 2010 21:23:00 +0200 (CEST) X-ME-UUID: 20100830192300537.832387000089@mwinf3601.me.freeserve.com Message-ID: <440293F5F2B149929DD2FDBEBE6FEACA@AGB> From: "Graham" To: References: <64FAF25122C442AE828FDEAE157BCBA4@AGB> In-Reply-To: Date: Mon, 30 Aug 2010 20:22:59 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8089.726 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8089.726 X-Antivirus: avast! (VPS 100830-1, 30/08/2010), Outbound message X-Antivirus-Status: Clean X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: Re: LF: My first 137kHz WSPR report Content-Type: multipart/alternative; boundary="----=_NextPart_000_001C_01CB4881.236B3280" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.9 required=5.0 tests=HTML_30_40,HTML_MESSAGE, 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-global-disposition: G x-aol-sid: 3039ac1d40944c7c056a3c6b X-AOL-IP: 193.82.116.20 X-AOL-SPF: domain : blacksheep.org SPF : none ------=_NextPart_000_001C_01CB4881.236B3280 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Ok Roger=20 Yes all the 'ros' modes are live keyboard chat modes. One point is, ros is not a -time locked- mode , so no need for= a live web connection=20 handy for remote monitoring ! =20 Yes I have seen mf-1 decoding when wspr had stopped , but 500 is= tricky with qsb etc , that was during the day via the delft web-sdr, but as of yet I cannot= manage a decode via tweant or delft on 500 , even though a PA stn was showing -17db on wspr , as was Rik= round the same time=20 will be interesting to see how the ground and 137 pans out ?=20 there is a mf-1 audio test file on the ros web site , with text= message in mf-1 at -33 dB =20 Ive sent some notes direct with web-links .. should be a startin= g point=20 73-G,, From: Roger Lapthorn=20 Sent: Monday, August 30, 2010 4:22 PM To: rsgb_lf_group@blacksheep.org=20 Subject: Re: LF: My first 137kHz WSPR report Hi Graham, Not tried MF-1 yet Graham but I'm interested in trying some new weak= signal modes as long as they don't require much effort to set up and= run: I'm no PC genius so it needs to be easy! Do you believe that th= is is the case with this mode yet? Maybe you could advise me how to se= t up and run this. =20 BTW, -33dB S/N for 100% decode sounds like more than 3-4dB better than= WSPR, suggesting it would be a very useful mode for my kind of tiny/s= imple/QRPp set-up - and it supports QSOs I think?=20 Did you like the state-of the-art heatsink on the 136kHz TX transverte= r? Only had a couple of croc-clips handy but this seems to be enough= to keep the IRF510 PA from getting too warm. Yes, transverting down= from 10MHz band with the 136kHz transverter and from 28MHz with the= one done last year for 500kHz. 73s Roger G3XBM On 30 August 2010 15:58, Graham wrote: Interesting set up Roger, If G3XDV could 'see' your signal for qrss3 , its quite possible th= at MF-1 would of given a full decode ? (assuming your transverting from hf for wspr?) s/n floor is round -33 db for 100% decode falling to 90% at -34= , -35>-36 are tending to 'random'=20 G.. From: Roger Lapthorn=20 Sent: Sunday, August 29, 2010 10:03 AM To: rsgb_lf_group@blacksheep.org ; G6ALB=20 Subject: LF: My first 137kHz WSPR report Just got my first 137.5kHz WSPR report from G6ALB in the next villag= e 3km away. Andrew has a far from optimised set-up. So, in the last we= ek I have been copied by 3 different stations: G3XDV partial ID on QRSS3 at 62km,=20 G3XIZ - full ID on QRSS3 at 48km=20 G6ALB - full ID on WSPR at 3km Although this may not sound impressive, to me it's a very encouragin= g start considering the station, micropower and 20m spaced earth elect= rode "antenna". A picture of the QRSS3 beacon and the TX transverter used for WSPR= is attached. 73s Roger G3XBM --=20 http://g3xbm-qrp.blogspot.com/ http://www.g3xbm.co.uk http://www.youtube.com/user/g3xbm G3XBM GQRP 1678 ISWL G11088 --=20 http://g3xbm-qrp.blogspot.com/ http://www.g3xbm.co.uk http://www.youtube.com/user/g3xbm G3XBM GQRP 1678 ISWL G11088 ------=_NextPart_000_001C_01CB4881.236B3280 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Ok Roger
 
Yes  all the  'ros' modes= are =20 live  keyboard chat modes.
 
One  point  is, ros is not= a  -time=20 locked- mode , so  no  need  for a  live web conne= ction=20
handy for  remote  monitori= ng ! =20
 
Yes I have seen  mf-1  decoding when  wspr had sto= pped ,=20 but  500  is tricky  with  qsb etc , that
was during the  day  via the  delft  web-sdr,= but =20 as of yet I cannot manage a decode via tweant or delft
on 500  , even though a PA stn  was showing -17db= on wspr ,=20 as was Rik round the  same time
will  be interesting to  se= e  how=20 the  ground and 137 pans out ?
 
there is a  mf-1  audio&nbs= p; test =20 file  on the  ros web site , with text message in=20  mf-1  at -33 dB 
 
Ive  sent some  notes direc= t =20 with  web-links .. should  be a  starting point =
 
 
 
73-G,,
 

Sent: Monday, August 30, 2010 4:22 PM
Subject: Re: LF: My first 137kHz WSPR report

Hi Graham,

Not tried MF-1 yet Graham but I'm int= erested in=20 trying some new weak signal modes as long as they don't require much= effort to=20 set up and run: I'm no PC genius so it needs to be easy!  Do you= believe=20 that this is the case with this mode yet? Maybe you could advise me ho= w to set=20 up and run this. 

BTW, -33dB S/N for 100% decode sounds= like more=20 than 3-4dB better than WSPR, suggesting it would be a very useful mode= for my=20 kind of tiny/simple/QRPp set-up - and it supports QSOs I think?
Did you=20 like the state-of the-art heatsink on the 136kHz TX transverter? Only= had a=20 couple of croc-clips handy but this seems to be enough to keep the IRF= 510 PA=20 from getting too warm.  Yes, transverting down from 10MHz band wi= th the=20 136kHz transverter and from 28MHz with the one done last year for=20 500kHz.

73s
Roger G3XBM

On 30 August 2010 15:58, Graham <g8fzk@g8fzk.fsnet.= co.uk>=20 wrote:
Interesting set up Roger,
 
If G3XDV could 'see' your signal&nb= sp; for =20 qrss3 , its quite possible that  MF-1  would of given = ; a=20 full   decode ?
(assuming  your transverting= from hf=20 for  wspr?)
s/n floor is round -33 db for = 100%=20 decode  falling to  90% at -34 , -35>-36 are  tend= ing to=20 'random'
 
G..

Sent: Sunday, August 29, 2010 10:03 AM
Subject: LF: My first 137kHz WSPR report

Just got my first 137.5kHz WSPR report from G6ALB in= the next=20 village 3km away. Andrew has a far from optimised set-up. So, in the= last week=20 I have been copied by 3 different stations:

G3XDV partial ID on QRSS3 at 62km,=
G3XIZ -=20 full ID on QRSS3 at 48km
G6ALB - full ID on WSPR at= =20 3km

Although this may not sound impressive, to me it's= a very=20 encouraging start considering the station, micropower and 20m spaced= earth=20 electrode "antenna".

A picture of the QRSS3 beacon and the TX= =20 transverter used for WSPR is attached.

73s
Roger G3XBM
=
--=20
h= ttp://g3xbm-qrp.blogspot.com/
http://www.g3xbm.co.uk
http://www.youtube= .com/user/g3xbm
G3XBM   GQRP=20 1678    ISWL=20 G11088





--=20
http:= //g3xbm-qrp.blogspot.com/
http://www.g3xbm.co.uk
http://www.youtube.com/user= /g3xbm
G3XBM   GQRP=20 1678    ISWL G11088


------=_NextPart_000_001C_01CB4881.236B3280--