Return-Path: Received: from rly-mh10.mx.aol.com (rly-mh10.mail.aol.com [172.21.166.146]) by air-mh06.mail.aol.com (v121_r2.12) with ESMTP id MAILINMH062-c0048b680bfe2; Thu, 28 Aug 2008 06:41:20 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-mh10.mx.aol.com (v121_r2.11) with ESMTP id MAILRELAYINMH108-c0048b680bfe2; Thu, 28 Aug 2008 06:41:08 -0400 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1KYevk-0003Yp-Ru for rs_out_1@blacksheep.org; Thu, 28 Aug 2008 11:40:44 +0100 Received: from [83.244.159.144] (helo=relay3.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1KYevk-0003Yg-Cm for rsgb_lf_group@blacksheep.org; Thu, 28 Aug 2008 11:40:44 +0100 Received: from smtp2.wanadoo.co.uk ([193.252.22.157] helo=smtp2.freeserve.com) by relay3.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1KYevh-0002IV-C3 for rsgb_lf_group@blacksheep.org; Thu, 28 Aug 2008 11:40:44 +0100 Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3113.me.freeserve.com (SMTP Server) with ESMTP id 8C4587000085 for ; Thu, 28 Aug 2008 12:40:33 +0200 (CEST) Received: from AGB (unknown [91.110.88.144]) by mwinf3113.me.freeserve.com (SMTP Server) with SMTP id CCB277000089 for ; Thu, 28 Aug 2008 12:40:29 +0200 (CEST) X-ME-UUID: 20080828104029838.CCB277000089@mwinf3113.me.freeserve.com Message-ID: <897A02005F1C4F2BBFE8D242330CAF5A@AGB> From: "Graham" To: References: <20080826215353.05fced57@lurcher.twatt.local> <48B4F663.50303@telia.com> <20080827074721.CC39131E702@smtps01.kuleuven.be> <20080828073255.A00DFF3862@smtps02.kuleuven.be> Date: Thu, 28 Aug 2008 11:40:27 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 12.0.1606 X-MimeOLE: Produced By Microsoft MimeOLE V12.0.1606 X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: LF: QRV on 500 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response Content-Transfer-Encoding: 7bit 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 X-AOL-SCOLL-AUTHENTICATION: domain : post.thorcom.com ; SPF_helo = n X-AOL-SCOLL-AUTHENTICATION: domain : g8fzk.fsnet.co.uk ; SPF_822_from = n Lucky find Rik ! Nothing like a bit of home made noise to jam the rx ! , I found , last year, one of these long life bulbs, produced a line spectra across 500 and a very old cable run in the house was noisy under load ... G .. -------------------------------------------------- From: "Rik Strobbe" Sent: Thursday, August 28, 2008 8:33 AM To: Subject: Re: LF: QRV on 500 > > At 20:08 27/08/2008, you wrote: >>Nice to see you have the Good and the Bad , >> >>That just leaves us with the 'Ugly' .... ! >> >>You using the main ae for rx ? perhaps a small loop would be better ? > Yes, and normally this is no problem (a 20dB attenuator takes care of all > IM problems). I have a small portable loop that can be tuned to 500kHz and > QRM is as band as on the big antenna unless I null it out with the loop. > Unfortunately the null is east-west so when nulling out the QRM source I > null out south UK too ... > Last night I took a portable AM radio to locate the QRM source and found > out that it was a 12V dc "electronic transformer", also running quite hot. > It has been there also in May (when I didn't have that QRM) so it must > have gone faulty some way since then. I am going to replace it by a good > old fashioned 12V dc power supply. > > 73, Rik > > Disclaimer: http://www.kuleuven.be/cwis/email_disclaimer.htm > > > > > No virus found in this incoming message. > Checked by AVG - http://www.avg.com Version: 8.0.138 / Virus Database: > 270.6.9/1637 - Release Date: 8/27/2008 07:01 > > >