Return-Path: Received: from mtain-mj08.r1000.mx.aol.com (mtain-mj08.r1000.mail.aol.com [172.21.164.92]) by air-mf10.mail.aol.com (v129.4) with ESMTP id MAILINMF103-8bff4c0e67b016b; Tue, 08 Jun 2010 11:54:25 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-mj08.r1000.mx.aol.com (Internet Inbound) with ESMTP id 6713A38000099; Tue, 8 Jun 2010 11:54:23 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1OM17B-0000zY-PI for rs_out_1@blacksheep.org; Tue, 08 Jun 2010 16:53:21 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1OM17B-0000zP-AY for rsgb_lf_group@blacksheep.org; Tue, 08 Jun 2010 16:53:21 +0100 Received: from mtaout03-winn.ispmail.ntl.com ([81.103.221.49]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1OM17A-0007CS-Na for rsgb_lf_group@blacksheep.org; Tue, 08 Jun 2010 16:53:21 +0100 Received: from know-smtpout-4.server.virginmedia.net ([62.254.123.1]) by mtaout03-winn.ispmail.ntl.com (InterMail vM.7.08.04.00 201-2186-134-20080326) with ESMTP id <20100608155311.FVZS3075.mtaout03-winn.ispmail.ntl.com@know-smtpout-4.server.virginmedia.net> for ; Tue, 8 Jun 2010 16:53:11 +0100 Received: from [86.25.6.138] (helo=desktop) by know-smtpout-4.server.virginmedia.net with esmtp (Exim 4.63) (envelope-from ) id 1OM171-0003Hu-Lq for rsgb_lf_group@blacksheep.org; Tue, 08 Jun 2010 16:53:11 +0100 From: "James Cowburn" To: References: <002001cb070c$99d44b20$0401a8c0@xphd97xgq27nyf> ,<004201cb0713$7c295e10$0401a8c0@xphd97xgq27nyf> <02c701cb071b$26cbc130$0217aac0@desktop> <006a01cb071e$25de2580$0401a8c0@xphd97xgq27nyf> Date: Tue, 8 Jun 2010 16:53:07 +0100 Message-ID: <001a01cb0722$b042ee50$0217aac0@desktop> MIME-Version: 1.0 X-Mailer: Microsoft Office Outlook 11 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3664 In-Reply-To: Thread-Index: AcsHH/8Z5h3Hf/aeR4WoeeXt89UUFgAAqbcg X-Cloudmark-Analysis: v=1.1 cv=W3tOLUehizD4qj6VhtReFuw5MKb8d+XqjIxlDsIazEA= c=1 sm=0 a=wbKXeunVgZ0A:10 a=kj9zAlcOel0A:10 a=F3M5lZpKAAAA:8 a=LwLPltu0BrHtPwl12b8A:9 a=LcBmSf9I9Druvz6fLUzwiyAoOC0A:4 a=CjuIK1q_8ugA:10 a=wk6s2zzMB60A:10 a=HpAAvcLHHh0Zw7uRqdWCyQ==:117 X-Spam-Score: 1.2 (+) X-Spam-Report: autolearn=disabled,SUBJ_ALL_CAPS=1.166 Subject: LF: RE: RE: COIL WINDING THOUGHT Content-Type: text/plain; charset="us-ascii" 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=0.6 required=5.0 tests=LINES_OF_YELLING,SUBJ_ALL_CAPS 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-sid: 3039400c89b04c0e67af1a2e X-AOL-IP: 193.82.116.20 Pardon?? :-) -----Original Message----- From: owner-rsgb_lf_group@blacksheep.org [mailto:owner-rsgb_lf_group@blacksheep.org] On Behalf Of Chris Trayner Sent: 08 June 2010 16:34 To: rsgb_lf_group@blacksheep.org Subject: LF: RE: COIL WINDING THOUGHT > If I see smoke and hear a bang I will know that you mean business. You could also put a small steel plate in line with the coil to monitor current - the mag field will pluck it like a speaker. Tune for maximum sound rather than maximum smoke! (It would be worth putting a small permanent magnet on it, or it will be pulled by both half cycles and will sound at just under 18kHz, higher than most adults can hear.) 73, Chris G4OKW