X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from nm8.bullet.mail.ac4.yahoo.com ([98.139.52.205] verified) by logan.com (CommuniGate Pro SMTP 5.4c2a) with SMTP id 4832007 for flyrotary@lancaironline.net; Sun, 30 Jan 2011 22:16:13 -0500 Received-SPF: softfail receiver=logan.com; client-ip=98.139.52.205; envelope-from=echristley@nc.rr.com Received: from [98.139.52.188] by nm8.bullet.mail.ac4.yahoo.com with NNFMP; 31 Jan 2011 03:15:39 -0000 Received: from [98.139.52.160] by tm1.bullet.mail.ac4.yahoo.com with NNFMP; 31 Jan 2011 03:15:39 -0000 Received: from [127.0.0.1] by omp1043.mail.ac4.yahoo.com with NNFMP; 31 Jan 2011 03:15:39 -0000 X-Yahoo-Newman-Id: 805027.17943.bm@omp1043.mail.ac4.yahoo.com Received: (qmail 67754 invoked from network); 31 Jan 2011 03:15:39 -0000 Received: from [192.168.1.1] (echristley@98.69.179.161 with plain) by smtp103.sbc.mail.re3.yahoo.com with SMTP; 30 Jan 2011 19:15:39 -0800 PST X-Yahoo-SMTP: 40RP3pGswBDvPav1a.I8eMv.KS8bdgWBnCloVoKaow-- X-YMail-OSG: B3tcXU4VM1kaXBv8ElQhm2BNK4.5JWEK5HAo0lEV6t2ZJrY 3shydZBgUc2J2sKYliey1hIuV5_4yjksyBXlExkCtee1Xxud3lPYKgCqYKGd 6W.ezdOg0hPM.z47hF73uxy1jTyP2TajJDC21V8WMciTPMXTJvT7R3BXFyIi PzSG77pwwMNsQUWvMWd32zYw2h1SWWHVkH9hyJryCxTbOc1YqDjbVfCRc.ll r X-Yahoo-Newman-Property: ymail-3 Message-ID: <4D462B8E.8000205@nc.rr.com> Date: Sun, 30 Jan 2011 22:25:02 -0500 From: Ernest Christley Reply-To: echristley@att.net User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.14) Gecko/20101006 Thunderbird/3.0.9 MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: Ignition systems References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit On 01/27/2011 08:20 AM, Dustin Lobner wrote: > The magnetos were an example, I was hoping for something like P-mags > which are electronic ignition but don't require external power to > operate (tiny little alternator built in). Was the "solid state dang > near bullet proof" that you talk of Tracy's unit? The system I'm building uses two of the Ford EDIS ignition system. They takes input directly from the timing pickup sensor, and continue to operate even if the controlling computer stops talking to them. One of the units will have a tiny dedicatated PM generator driven off the distributor pickup.