Return-Path: Received: (qmail 21134 invoked from network); 19 Jan 2001 12:19:25 -0000 Received: from unknown (HELO warrior-inbound.servers.plus.net) (212.159.14.227) by extortion.plus.net with SMTP; 19 Jan 2001 12:19:25 -0000 Received: (qmail 28204 invoked from network); 19 Jan 2001 12:22:10 -0000 Content-Transfer-Encoding: 8bit Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by warrior with SMTP; 19 Jan 2001 12:22:10 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.16 #1) id 14JaRd-0008TC-00 for rsgb_lf_group-outgoing@blacksheep.org; Fri, 19 Jan 2001 12:15:05 +0000 X-Priority: 3 X-MSMail-Priority: Normal Received: from mail.cc.kuleuven.ac.be ([134.58.10.6]) by post.thorcom.com with esmtp (Exim 3.16 #1) id 14JaRa-0008T7-00 for rsgb_lf_group@blacksheep.org; Fri, 19 Jan 2001 12:15:02 +0000 Received: from LCBD15.fys.kuleuven.ac.be (LCBD15.fys.kuleuven.ac.be [134.58.80.15]) by mail.cc.kuleuven.ac.be (8.9.3/8.9.0) with SMTP id NAA197916 for ; Fri, 19 Jan 2001 13:14:50 +0100 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Message-ID: <3.0.1.16.20010119140601.2ebf5e00@mail.cc.kuleuven.ac.be> X-Sender: pb623250@mail.cc.kuleuven.ac.be X-Mailer: Windows Eudora Pro Version 3.0.1 (16) Date: Fri, 19 Jan 2001 14:06:01 To: rsgb_lf_group@blacksheep.org From: "Rik Strobbe" Subject: Re: LF: Receiver insensitivity In-reply-to: <3A6823C0.7601.6EDBAC@localhost> References: <001701c08199$411d6a00$a328fc3e@p.cleal> 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: Peter, in case the noise source turns out to be local it can help a lot to have the antenna, including matching device, at a remote spot (back yard) and go with a well shielded. coax to the shack. I did the test at my QTH with a small ferrite rod antenna : going about 10m away from the house decreased QRN level by more than 10dB. BTW : I found out that the major source of QRN were the mains (220V) that seemes to act as a huge antenna. 73, Rik ON7YD