Return-Path: Received: from rly-da10.mx.aol.com (rly-da10.mail.aol.com [172.19.129.84]) by air-da03.mail.aol.com (v123.3) with ESMTP id MAILINDA033-a9449bbe346332; Sat, 14 Mar 2009 13:03:34 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-da10.mx.aol.com (v123.3) with ESMTP id MAILRELAYINDA104-a9449bbe346332; Sat, 14 Mar 2009 13:03:04 -0400 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1LiXFe-0001fI-Uj for rs_out_1@blacksheep.org; Sat, 14 Mar 2009 17:02:22 +0000 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1LiXFe-0001f9-31 for rsgb_lf_group@blacksheep.org; Sat, 14 Mar 2009 17:02:22 +0000 Received: from fk-out-0910.google.com ([209.85.128.187]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1LiXFa-0008NW-11 for rsgb_lf_group@blacksheep.org; Sat, 14 Mar 2009 17:02:22 +0000 Received: by fk-out-0910.google.com with SMTP id e30so1326408fke.4 for ; Sat, 14 Mar 2009 10:02:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:content-type; bh=4PxoIO0r2s8oI738iC3oSFBClsccRU4gIgKF/i57PTM=; b=AP6ij2Cq8Gcd3ds+p7NRCI/XD19hU2mHM/Ju2bhYlxlz1RbbZmsF41Q3vR/D0LzbrC eiFOzVp8VVxg6BWciDZKeHnI9i5uLWtKVbEDK2YLMP9nNBxZpkDzEcPoA48+pzbeOWwD kWUHKCM3l+OplxJCcVthu/glAalzb9SZ9xIak= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=YGtFxuXch0OxkR3z2qI3qjyI209i+5sljPpJAVD3kNlRgRNyj7SQ1lalxuX2yRSaIw MPCqr+zj5t95j/V0UElU3aBGosrwxwnDZ+m7RHXuNfiRaWQMXvUX5P0lk2tVx+1Jl3dE 6tY2uhWRj2j1W4EyqDxk6zIem36VwoR4YGgg4= MIME-Version: 1.0 Received: by 10.204.62.133 with SMTP id x5mr877872bkh.60.1237049803046; Sat, 14 Mar 2009 09:56:43 -0700 (PDT) In-Reply-To: References: <5467B2F044F54A7980C65F62409256D3@AGB> Date: Sat, 14 Mar 2009 16:56:42 +0000 Message-ID: From: Andy Talbot To: rsgb_lf_group@blacksheep.org X-Karma: unknown: DomainKey-Status: good (testing) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: Re: LF: Re: Re: Multi-function beacon Content-Type: multipart/alternative; boundary=001636c5b47014c0670465171aab X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.5 required=5.0 tests=HTML_20_30,HTML_MESSAGE 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 X-AOL-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-d223.2 ; domain : googlemail.com DKIM : pass X-Mailer: Unknown (No Version) --001636c5b47014c0670465171aab Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Nothing happens here - the systems just carries on as usual. Its noticable that during those periods, the signal drops to the daytime groundwave level. Blame the sun :-) Andy G4JNT www.g4jnt.com 2009/3/14 Graham > Ok Andy , > > I have multi traces due to local noise/carriers floating about and > coinciding with the measuring windows... > > Noticed a couple of things so far , Gary and my plots show a dip in signal > 18:00 to 20:00 .. what happens round then ? and round 07:00 a single > sharp dip.. ? > > Gerhards plot looks to show the 'pre dawn' lift that I have never see > before .. it was mentioned in a talk on MW dx at one of the HFC a while ago > > Tnx, G .. > > > > *From:* Andy Talbot > *Sent:* Saturday, March 14, 2009 1:36 PM > *To:* rsgb_lf_group@blacksheep.org > *Subject:* Re: LF: Re: Re: Multi-function beacon > > That listing was 5.29MHz to prove the S/W - it shows the power and tone > frequencies of all three - RAL/WES/ORK on the TA path. > > Don't forget to offset the time :-) > > Andy G4JNT > www.g4jnt.com > > > 2009/3/14 Graham > >> Dave, >>> *Sample of 5290kc. over last night.<<<* >> ** >> *Is this from 5290 or 503.7 ....... ??* >> ** >> *Graham .. * >> >> >> >> *From:* dave.riley3 >> *Sent:* Saturday, March 14, 2009 12:08 PM >> *To:* rsgb_lf_group@blacksheep.org >> *Cc:* 600MRG >> *Subject:* LF: Re: Re: Multi-function beacon >> >> *Andy, beacons,* >> ** >> *Looks like the beacon program is up and running correctly as 5 mhz shows >> relative sigs and frequency counts.* >> ** >> *Last night conditions here were very poor for T/A on 600m, even with >> this broad high pressure area that helped keep the noise down. Even DI2AM >> was very weak and SM6BHZ did not decode.* >> ** >> *So I will run it again on you tonight, but I did see remnanats of what >> looks like a letter K during the beacon transmission times from you ( in >> ARGO QRSS3 )...* >> ** >> ** >> *Sample of 5290kc. over last night.* >> ** >> *2009 03 14 03 00 47.51 39.97 36.06 23.91 0.00 1495.70 1494.14 0.00 >> 2009 03 14 03 15 34.12 37.03 31.32 23.36 0.00 0.00 0.00 0.00 >> 2009 03 14 03 30 33.87 30.14 35.05 29.91 0.00 0.00 0.00 0.00 >> 2009 03 14 03 45 30.91 26.89 26.38 23.12 0.00 0.00 0.00 0.00 >> 2009 03 14 04 00 32.25 44.39 25.68 24.24 0.00 0.00 1494.14 0.00 >> 2009 03 14 04 15 40.13 39.54 35.79 24.24 0.00 1495.51 1494.14 0.00 >> 2009 03 14 04 30 44.71 42.47 29.35 30.72 0.00 0.00 0.00 0.00 >> 2009 03 14 04 45 33.16 37.11 35.32 23.03 0.00 0.00 0.00 0.00 >> 2009 03 14 05 00 48.07 46.44 34.46 25.30 0.00 1495.90 1494.14 0.00 >> 2009 03 14 05 15 43.12 47.39 30.40 23.83 0.00 1495.70 1494.14 0.00 >> 2009 03 14 05 30 48.13 31.83 37.48 26.50 0.00 1495.70 0.00 0.00 >> 2009 03 14 05 45 47.11 42.90 37.04 22.88 0.00 1495.90 1494.34 0.00 >> 2009 03 14 06 00 28.69 30.99 30.46 23.66 0.00 0.00 0.00 0.00 >> 2009 03 14 06 15 41.04 31.09 29.58 23.29 0.00 1495.90 0.00 0.00* >> ** >> *The 'red' station usually seems the strongest on the graph...* >> ** >> *TNX* >> ** >> *Dave @ /17* >> ** >> >> ----- Original Message ----- >> *From:* Andy Talbot >> *To:* rsgb_lf_group@blacksheep.org ; uk_beacons@yahoogroups.com >> *Sent:* Friday, March 13, 2009 5:57 AM >> *Subject:* LF: Re: Multi-function beacon >> >> Just a reminder to all - this beacon is still going, and will probably >> continue to do so until further notice. A few listeners have downloaded >> the software, and thanks to all (you know who your are :-) for the plots / >> listings. I am not in a position to compile them, so don't expect >> revelations, but Gerhard / DK6NI has been monitoring pretty >> well continuously, and has plotted some deep fades / enhancements measured >> over hours with depths in the regions of 30dB. >> >> Are there any stations in the US in a position to monitor ? >> >> Please note that if using the recommended 5meg beacon monitoring software >> you'll either have to set the delta time to -240 (or -180 or -120) seconds >> or adjust the PC clock by two, three or four minutes to cope with the four >> minute offset I'm running it on. >> >> Andy G4JNT >> www.g4jnt.com >> >> >> 2009/3/6 Andy Talbot >> >>> I've now started transmitting a timed beacon signal on 503.7kHz that >>> is identical in format to that of GB3SSS operated over the winter months of >>> the last two years from Poldhu on 1.9 and 3.5MHz, and has a similar signal >>> structure to the 5MHz beacons, GB3RAL, WES and ORK. These all have an >>> initial CW ident and stepped power levels for aural reception, and a >>> precisely defined period of full-power plain carrier for S/N measurements. >>> See http://www.rsgb-spectrumforum.org.uk/5mhz%20beacons.htm for the >>> complete 5MHz signal structure. For this MF transmission, as on GB3SSS, >>> the pulsed sounder sequence of the 5MHz beacons is replaced with a PSK31 >>> message which lasts from 30s to approx 48 seconds after the start >>> >>> Auto Monitoring software writen by G3PLX is available for monitoring >>> these beacons, it measures signal to noise during the carrier period and >>> saves to file as well as plotting the last 40 hours worth of measurements. >>> The software can be downloaded from >>> http://www.rsgb.org/spectrumforum/hf/beaconauto.php . PSK31 data can >>> be copied with Digipan, Fldigi, PSK31SBW or a host of other packages. >>> >>> *TIMING * >>> The 503.7kHz transmission takes place every 15 minutes at 4 minutes past >>> the quarter hour. >>> ie each transmission starts at *xx:04, xx:19, xx:34 and xx:49 * This >>> time slot has been selected so that the transmission do not interfere with >>> my continuous ongoing reception of the 5Mhz beacons - the active antenna >>> used for these is overloaded by the 500kHz signal and I have already lost >>> data when the WSPR beacon transmission coincided with one of the monitoring >>> windows. >>> >>> NOTE If using the G3PLX software, this only monitors for the three 5MHz >>> beacons at 00, 01 and 02 minutes. >>> *SO IT WILL BE NECESSARY TO FRIG THE SOFTWARE * to monitor >>> this transmission at the 04 minute point. The necessary alteration can be >>> done by firstly setting your PC clock accurately to the correct time, then >>> setting the Track Time box to -240 (minus 240 seconds). This will make the >>> software look for this transmission during the time window it thinks it >>> would be receiving GB3RAL, and log the MF transmission during the first >>> minute, on the red trace, as if it were GB3RAL >>> >>> The beacon uses the identical hardware to the WSPR transmissions of the >>> last few weeks, with the the only change being a reprogramming of the >>> controller PIC. In fact the very same hardware was previously loaned to >>> the Poldhu club for their beacons, with the only difference being a change >>> to the final Low Pass filter on the output of the broadband PA. >>> >>> >>> >>> ------------------------------ >> >> >> No virus found in this incoming message. >> Checked by AVG - www.avg.com >> Version: 8.0.237 / Virus Database: 270.11.13/2001 - Release Date: 03/13/09 >> 05:59:00 >> >> > ------------------------------ > > > No virus found in this incoming message. > Checked by AVG - www.avg.com > Version: 8.0.237 / Virus Database: 270.11.13/2001 - Release Date: 03/14/09 > 06:54:00 > > --001636c5b47014c0670465171aab Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
Nothing happens here - the systems=A0just carries on as usual.=A0=A0 It= s noticable that=A0during those periods, the signal drops to the daytime gro= undwave level.
=A0
Blame the sun :-)

Andy =A0G4JNT
www= .g4jnt.com


2009/3/14 Graham <g8fzk@g8fzk.fsnet.co.uk>
Ok Andy ,
=A0
I have multi traces due to=A0 local noi= se/carriers floating about and=A0 coinciding with the measuring windows... <= /font>
=A0
Noticed a couple of things so=A0 far ,=20= Gary and my plots show a dip in signal 18:00=A0 to=A0 20:00=A0.. what happen= s round then ? =A0and round =A007:00 a single sharp dip.. ?
=A0
Gerhards plot looks to=A0 show the '= ;pre dawn' lift that I have never see before .. it was mentioned in a ta= lk on MW dx at one of the HFC a while ago
=A0
Tnx, G ..
=A0
=A0

Sent: Saturday, March 14, 2009 1:36 PM
Subject: Re: LF: Re: Re: Multi-function beacon

That listing was 5.29MHz to prove the S/W - it shows the power and tone= frequencies of all three - RAL/WES/ORK on the TA path.
=A0
Don't forget to offset the time :-)

Andy =A0G4JNT
www.g4jnt.com


2009/3/14 Graham <g8fzk@g8fzk.fsnet.co.u= k>
Dave, >>> Sample of 5290kc. over last night.<<<
=A0
Is this=A0 from 5290=A0 or=A0 503.7 ....... ??=
=A0
Graham ..
=A0
=A0

Sent: Saturday, March 14, 2009 12:08 PM
Cc: 600MRG
Subject: LF: Re: Re: Multi-function beacon

Andy, beacons,
=A0
Looks like the beacon program is up and runnin= g correctly as 5 mhz shows relative sigs and frequency counts.
=A0
Last night conditions here were very poor for=20= T/A on 600m, even with this broad high pressure area that helped keep the no= ise down. Even DI2AM was very weak and SM6BHZ did not decode.
=A0
So I will run it again on you tonight, but I d= id see remnanats of what looks like a letter K during the beacon transmissio= n times from you ( in ARGO QRSS3 )...
=A0
=A0
Sample of 5290kc. over last night.
=A0
2009 03 14 03 00 47.51 39.97 36.06 23.91 0.00=20= 1495.70 1494.14 0.00
2009 03 14 03 15 34.12 37.03 31.32 23.36 0.00 0.00 0= .00 0.00
2009 03 14 03 30 33.87 30.14 35.05 29.91 0.00 0.00 0.00 0.00
2009 03 14 03 45 30.91 26.89 26.38 23.12 0.00 0.00 0.00 0.00
2009 03 14 0= 4 00 32.25 44.39 25.68 24.24 0.00 0.00 1494.14 0.00
2009 03 14 04 15 40..= 13 39.54 35.79 24.24 0.00 1495.51 1494.14 0.00
2009 03 14 04 30 44.71 42.= 47 29.35 30.72 0.00 0.00 0.00 0.00
2009 03 14 04 45 33.16 37.11 35.32 23.03 0.00 0.00 0.00 0.00
2009 03 14 0= 5 00 48.07 46.44 34.46 25.30 0.00 1495.90 1494.14 0.00
2009 03 14 05 15 4= 3.12 47.39 30.40 23.83 0.00 1495.70 1494.14 0.00
2009 03 14 05 30 48.13 3= 1.83 37.48 26.50 0.00 1495.70 0.00 0.00
2009 03 14 05 45 47.11 42.90 37.04 22.88 0.00 1495.90 1494.34 0.00
2009 0= 3 14 06 00 28.69 30.99 30.46 23.66 0.00 0.00 0.00 0.00
2009 03 14 06 15 4= 1.04 31.09 29.58 23.29 0.00 1495.90 0.00 0.00
=A0
The 'red' station usually seems the st= rongest on the graph...
=A0
TNX
=A0
Dave @ /17
=A0
----- Original Message -----
Sent: Friday, March 13, 2009 5:57 AM<= /div>
Subject: LF: Re: Multi-function beaco= n

Just a reminder to all - this beacon is still going, and will probably=20= continue to do so until further notice.=A0=A0 A few listeners have downloade= d the software, and thanks to all (you know who your are :-) for the plots /= listings.=A0=A0 I am not in a position to compile them, so don't expect= revelations, but Gerhard=A0 /=A0 DK6NI has been monitoring pretty well=A0co= ntinuously, and has plotted some=A0deep fades / enhancements measured over h= ours with depths in the regions of 30dB.
=A0
Are there any stations in the US in a position to monitor ?=A0=A0
=A0
Please note that if using the recommended 5meg beacon monitoring softwa= re you'll either have to set the delta time to -240 (or -180 or -120) se= conds or adjust the PC clock by two, three or four minutes to cope with the=20= four minute offset I'm running it on.
=A0
Andy =A0G4JNT
2009/3/6 Andy Talbot <andy.g4jnt@googlema= il.com>
I've now=A0started transmitting a timed=A0 beacon signal on 503.7kH= z that is=A0identical in format to that of GB3SSS operated over the winter m= onths of the last two years=A0=A0from Poldhu on 1.9 and 3.5MHz, =A0and has= =A0a similar signal structure to the 5MHz beacons, GB3RAL, WES and ORK.=A0 T= hese all have=A0an initial CW ident and=A0stepped power levels for aural rec= eption,=A0and a precisely defined period of full-power plain carrier for S/N= measurements.=A0=A0
See=A0 =A0http://www.rsgb-spectrumforum.org.uk/5mhz%20beacons= .htm=A0 for the complete 5MHz =A0signal structure.=A0=A0For this MF tran= smission, as on GB3SSS, the pulsed sounder sequence of the 5MHz beacons is r= eplaced with a PSK31 message which lasts from=A030s to approx 48 seconds aft= er the start
=A0
Auto Monitoring software writen by G3PLX is available for monitoring th= ese beacons, it measures signal to noise during the carrier period and saves= to file as well as plotting the last 40 hours worth of measurements.
The software can be downloaded from=A0 http://www.rsgb.org/spectr= umforum/hf/beaconauto.php=A0.=A0=A0 PSK31 data can be copied with Digipa= n, Fldigi, PSK31SBW or a host of other packages.
=A0
TIMING
The 503.7kHz transmission takes place every 15 minutes at 4 minutes pas= t the quarter hour.=A0
ie=A0each transmission starts at xx:04, xx:19, xx:34 and xx:49= =A0=A0=A0=A0This time slot has been selected so that the transmissi= on do not interfere with my continuous ongoing reception of the 5Mhz beacons= - the active antenna used for these is overloaded by the 500kHz signal and=20= I have already lost data when the WSPR beacon transmission coincided with on= e of the monitoring windows.
=A0
NOTE=A0=A0 If using the=A0G3PLX software, this only=A0monitors for the=20= three 5MHz beacons at =A000, 01 and 02 minutes.
SO IT WILL BE NECESSARY=A0TO FRIG=A0THE SOFTWARE =A0to= monitor this=A0transmission at the 04 minute point.=A0=A0=A0The necessary a= lteration can be done by firstly setting=A0your PC clock accurately to the c= orrect time, then setting the Track Time box to -240 (minus 240 seconds)..= =A0 This will make the software look for this transmission during the time= =A0window it thinks it would be receiving GB3RAL, and log the=A0MF transmiss= ion during the first minute, on the red trace, as if it were GB3RAL=A0
=A0
The beacon uses the identical hardware to the=A0WSPR transmissions of= =A0the last few weeks, with the the only change being a=A0reprogramming of t= he controller PIC.=A0=A0 In fact the very same hardware was previously loane= d to the Poldhu club for their beacons, with the only difference being a cha= nge to the final Low Pass filter on the output of the broadband PA.
=A0


No virus found in this incoming message.
Checked by AVG - www.avg.com
Version: 8= .0.237 / Virus Database: 270.11.13/2001 - Release Date: 03/13/09 05:59:00



No virus found in this incoming message.
Checked by AVG - www.avg.com
Version: 8.0.237 / Virus Database: 270.11.13/2001 - Release Date: 03/14/09= 06:54:00


--001636c5b47014c0670465171aab--