Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-da06.r1000.mx.aol.com (Internet Inbound) with ESMTP id 49E763800011F; Tue, 20 Dec 2011 18:09:07 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Rd8nJ-0003wr-KZ for rs_out_1@blacksheep.org; Tue, 20 Dec 2011 23:08:25 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Rd8nJ-0003wi-89 for rsgb_lf_group@blacksheep.org; Tue, 20 Dec 2011 23:08:25 +0000 Received: from imr-da05.mx.aol.com ([205.188.105.147]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Rd8nH-0007ox-LT for rsgb_lf_group@blacksheep.org; Tue, 20 Dec 2011 23:08:25 +0000 Received: from mtaout-da05.r1000.mx.aol.com (mtaout-da05.r1000.mx.aol.com [172.29.51.133]) by imr-da05.mx.aol.com (8.14.1/8.14.1) with ESMTP id pBKN8JcV027966 for ; Tue, 20 Dec 2011 18:08:19 -0500 Received: from [192.168.1.68] (host-92-6-227-31.as43234.net [92.6.227.31]) by mtaout-da05.r1000.mx.aol.com (MUA/Third Party Client Interface) with ESMTPA id 969FFE000102 for ; Tue, 20 Dec 2011 18:08:18 -0500 (EST) From: g4gvw To: rsgb_lf_group@blacksheep.org In-Reply-To: <1970F2FA-AF3A-4970-A74F-07C820A8D002@numeo.fr> References: <8E8D23D235D70840B6582917DF27898013DCA5F7@temps153538.tms-ltd.com> <002001ccbe60$48f22b70$0401a8c0@xphd97xgq27nyf> <1324387319.2148.14.camel@pat-compaq-evo> <1970F2FA-AF3A-4970-A74F-07C820A8D002@numeo.fr> Date: Tue, 20 Dec 2011 23:08:13 +0000 Message-ID: <1324422493.3978.4.camel@pat-compaq-evo> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20110426; t=1324422499; bh=LZiEEkNoZsDJX9srwmtKbcMTtR6w1aUUCTWi2hG0YR4=; h=From:To:Subject:Message-ID:Date:Mime-Version:Content-Type; b=Asyp2cOi678wMUWQ1Eee9MjQ5CuP2GDo0CnAy5rjb4feDV6v1TyaYb2qedf3WM7OK 98kp9JCuCNxL1lauSLftq0eCYYAK/7Qu3UvRkaSxAj12Luxx76VuEvHHxaEz22dg2n lTKs5kv8vTx+Cj0pTd3MXX6NbW2lvfceTrSq5zSc= X-AOL-SCOLL-SCORE: 0:2:421134144:93952408 X-AOL-SCOLL-URL_COUNT: 0 X-MIME-Autoconverted: from 8bit to quoted-printable by imr-da05.mx.aol.com id pBKN8JcV027966 X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: ***CECI EST UN SPAM*** Re: LF: Re: RE: Antenna ideas for Stefan Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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-global-disposition: G X-AOL-SCOLL-SCORE: 0:2:449054432:93952408 X-AOL-SCOLL-URL_COUNT: 0 X-AOL-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-d022.1 ; domain : mx.aol.com DKIM : fail x-aol-sid: 3039ac1d404e4ef1159373a5 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none John, my overactive imagination has tram coductors using the lanyard to key transmissions back to base (and each other) by bouncing the trolley wheel power pick-up off the overhead :) On Tue, 2011-12-20 at 17:00 +0100, John Rabson wrote: > On 20 Dec 2011, at 14:21CET, g4gvw wrote: >=20 > =E2=80=A6 >=20 > > These techniques, I recall, could involve using [=E2=80=A6 ] DC power= supplies obtained > > from his local town's street-lighting system.=20 >=20 > At one of the Belgian amateur radio conventions at Knokke (sometime in = the 1960s) I met ST2AR (I think that was his call sign). He told me tha= t before the war he managed the tramway system for Cairo and used its ove= rhead supply to power his transmitter. It was alleged that when he put th= e key down the trams all slowed down. >=20 > John F5VLF/G3PAI/ex ON5YB/ex ON8IU --=20 73 es gd dx de pat g4gvw qth nr felixstowe uk (east coast, county of suffolk)