X-GM-THRID: 1218319137863457458 X-Gmail-Labels: rsgb lf X-Gmail-Received: 0e89dcee5b92b7531dda5b1f8a5e23e7bce0b73e Delivered-To: daveyxm@gmail.com Received: by 10.78.205.5 with SMTP id c5cs146376hug; Thu, 26 Oct 2006 09:21:11 -0700 (PDT) Received: by 10.66.222.9 with SMTP id u9mr3144565ugg; Thu, 26 Oct 2006 09:21:11 -0700 (PDT) Return-Path: Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mx.google.com with ESMTP id k1si741409ugf.2006.10.26.09.21.10; Thu, 26 Oct 2006 09:21:11 -0700 (PDT) Received-SPF: neutral (google.com: 193.82.116.20 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Gd7t6-00038C-Aa for rs_out_1@blacksheep.org; Thu, 26 Oct 2006 17:15:24 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Gd7t5-000383-Nq for rsgb_lf_group@blacksheep.org; Thu, 26 Oct 2006 17:15:23 +0100 Received: from f1phy.netins.net ([167.142.228.65] helo=cgp.netins.net) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Gd7t0-0003V0-9X for rsgb_lf_group@blacksheep.org; Thu, 26 Oct 2006 17:15:23 +0100 X-netINS-McAfee: scanned Received: from [167.142.32.56] (account donnatom@netins.net HELO homehmkh4yu192) by cgpf1.cgp.netins.net (CommuniGate Pro SMTP 4.3.10) with ESMTPA id 1114573832 for rsgb_lf_group@blacksheep.org; Thu, 26 Oct 2006 11:02:23 -0500 From: =?iso-8859-1?Q?Tom_Gruis=2C_EdD=2C_K=D8HTF?= To: Date: Thu, 26 Oct 2006 11:02:22 -0500 Message-ID: <004701c6f918$1fbd5170$4200a8c0@homehmkh4yu192> MIME-Version: 1.0 X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2962 In-reply-to: <00e201c6f911$44b439a0$a3794c51@MLB> Importance: Normal X-Spam-Score: -0.3 (/) X-Spam-Report: autolearn=disabled,AWL=-0.302 Subject: LF: "Mechanical Radio" & ID'ers Content-Type: text/plain; charset="iso-8859-1" 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 Status: O X-Status: X-Keywords: X-UID: 6902 Hi, all. Spark generators and rotary devices, interesting!=20 On a milder level, before solid state, didn't the olde NDBs in the U.S. use a code wheel to key the transmitter for one of the sets of = towers? As I remember reading about them they had notches on the perimeter of = the wheel and rolled against a micro-switch. I think I saw a list of available IDers a few weeks ago and it got away from me. If you would please, resend it. TNX ES 73 Doc. K=D8HTF and long wave "D"