Return-Path: Received: (qmail 14165 invoked from network); 26 Feb 2000 05:38:13 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by dimple.core.plus.net.uk with SMTP; 26 Feb 2000 05:38:13 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.02 #1) id 12OZkq-0006i5-00 for rsgb_lf_group-outgoing@blacksheep.org; Sat, 26 Feb 2000 05:27:00 +0000 Content-Transfer-Encoding: 8bit Received: from ds9.sci.fi ([195.74.0.54]) by post.thorcom.com with esmtp (Exim 3.02 #1) id 12OZkp-0006i0-00 for rsgb_lf_group@blacksheep.org; Sat, 26 Feb 2000 05:26:59 +0000 Received: from default (DCXXVI.tdyn.saunalahti.fi [195.197.80.126]) by ds9.sci.fi (8.9.1/8.9.1) with SMTP id HAA00800 for ; Sat, 26 Feb 2000 07:26:57 +0200 (EET) X-Priority: 3 X-MSMail-Priority: Normal Message-ID: <3.0.6.32.20000226072704.00854ba0@laatikko.saunalahti.fi> X-Sender: oh2lx@laatikko.saunalahti.fi X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-Mailer: QUALCOMM Windows Eudora Light Version 3.0.6 (32) Date: Sat, 26 Feb 2000 07:27:04 +0200 To: rsgb_lf_group@blacksheep.org From: =?iso-8859-1?Q?V=E4in=F6_Lehtoranta?= Subject: Re: LF: Re: 136kHz weak signals In-reply-to: <1996011005584468199@zetnet.co.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: Hi Peter, I am interested to see the .JPG picture, please... Suffer from bad ICM above 137.5 kHz, also something on 136.1..136.3, wonder if SXV is causing it. Checked CFH this morning around 0330 but Nil... Have a good weekend de Vaino, OH2LX At 05:58 10.1.1996 GMT, you wrote: > >Last night, 14/2, at around 2035UT I saw I5TGG . His signal was >137.726kHz on my scale calling CQ but the signal faded out. > >Just a little earlier a strong QRSS signal at 137.729 is GM3YXM/P was >seen (and heard) calling CQ. > >I was using Spectran, which has a better resolution for digging >signals from between the Loran lines. The only disadvantage of this >beta stage S/W is that you can only save images via Clipboard, which >is a bit cumbersome. This I did and as I was converting the image to >a .JPG to send to I5TGG I noticed another weak signal had been >recorded at around 137.740kHz. > >It turned out to be sending the same data as GM3YXM/P but with a >mystery delay timing difference of around three seconds. > >None of the signals was strong enough to cause non-linearity and >there was no evidence of soundcard 'AGC' action that you sometimes see. > >So is it some sort of strange propagation effect? Most likely some >image effect of the SW or soundcard- but why the time difference? > >I can send the .JPG image to anyone who is interested >-- >Regards, Peter, G3LDO > > ---------------------------------------------------------- V.K.Lehtoranta, OH2LX, POBox 50, FIN-05401 Jokela, Finland ------ Tel: +358-9-4173965 ---- Fax: +358-9-4173961 ------ E-mail: vaiski@dlc.fi - alias: oh2lx@dlc.fi & oh2lx@sral.fi