Return-Path: Received: from rly-ma08.mail.aol.com (rly-ma08.mail.aol.com [172.20.116.52]) by air-ma03.mail.aol.com (v119.11) with ESMTP id MAILINMA031-8c447027174bb; Tue, 02 Oct 2007 12:27:55 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-ma08.mail.aol.com (v119.11) with ESMTP id MAILRELAYINMA086-8c447027174bb; Tue, 02 Oct 2007 12:27:34 -0400 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1IckaX-0004qS-H6 for rs_out_1@blacksheep.org; Tue, 02 Oct 2007 17:27:13 +0100 Received: from [193.82.59.130] (helo=relay2.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1IckaX-0004qJ-1e for rsgb_lf_group@blacksheep.org; Tue, 02 Oct 2007 17:27:13 +0100 Received: from smtp5.freeserve.com ([193.252.22.159]) by relay2.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1IckaS-0002td-Ov for rsgb_lf_group@blacksheep.org; Tue, 02 Oct 2007 17:27:12 +0100 Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3429.me.freeserve.com (SMTP Server) with ESMTP id E72991C00086 for ; Tue, 2 Oct 2007 18:27:00 +0200 (CEST) Received: from AGB (unknown [91.109.35.250]) by mwinf3429.me.freeserve.com (SMTP Server) with SMTP id BE0D21C00082 for ; Tue, 2 Oct 2007 18:27:00 +0200 (CEST) X-ME-UUID: 20071002162700778.BE0D21C00082@mwinf3429.me.freeserve.com Message-ID: <001c01c80511$177cfff0$0d00000a@AGB> From: "Graham" To: References: Date: Tue, 2 Oct 2007 17:27:14 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3138 X-Spam-Score: 0.1 (/) X-Spam-Report: autolearn=disabled,AWL=0.119 Subject: Re: LF: Local AM transmitter on PC output Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original 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=0.0 required=5.0 tests=none 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 Several tens of mV's .... is that all !!! I can run a speaker off my ae (coil and diode) , check out where radio merseyside is located .. :-( G .. ----- Original Message ----- From: "John Pumford-Green GM4SLV" To: Sent: Tuesday, October 02, 2007 4:19 PM Subject: Re: LF: Local AM transmitter on PC output > On Tue, 2 Oct 2007, Andy Talbot wrote: > >> While testing an IQ upconverter chip, I discovered I've got several >> tens of millivolts of Virgin AM on 1215kHz coming out of my PC's audio >> output. There is enough signal to see it on a frequency counter and >> view the AM on a scope. >> >> There is presumably a transmitter nearby, and/or some curious >> resonance in the house wiring that accentuates pick up of this signal. >> Its not the LF antenna picking up the signal, so I'm wondering if the >> ring-main is forming a resonant loop :-) >> >> Does anyone know where the transmitter site for this station is located? >> >> Andy G4JNT >> www.scrbg.org/g4jnt >> >> > > > Hello Andy, > > I think you're near Southampton? > Best guess (you're a bit out of my area) is Fareham, 1KW (low power > filler - HI!) > > Found this listing too > > http://mysite.wanadoo-members.co.uk/freq_find/Ind_national.pdf > > Any help? > > John GM4SLV > Shetland > > > > > -- > No virus found in this incoming message. > Checked by AVG Free Edition. > Version: 7.5.488 / Virus Database: 269.13.37/1042 - Release Date: > 10/1/2007 18:59 > >