X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 50 [XX] Return-Path: Received: from alnrmhc12.comcast.net ([206.18.177.52] verified) by logan.com (CommuniGate Pro SMTP 5.1.4) with ESMTP id 1758871 for flyrotary@lancaironline.net; Sun, 14 Jan 2007 15:32:26 -0500 Received-SPF: none receiver=logan.com; client-ip=206.18.177.52; envelope-from=rlwhite@comcast.net Received: from quail.site (c-68-35-160-229.hsd1.nm.comcast.net[68.35.160.229]) by comcast.net (alnrmhc12) with SMTP id <20070114203139b1200jp661e>; Sun, 14 Jan 2007 20:31:39 +0000 Date: Sun, 14 Jan 2007 13:33:00 -0700 From: Bob White To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] tachometer recommendation Message-Id: <20070114133300.029b61b1.rlwhite@comcast.net> In-Reply-To: References: X-Mailer: Sylpheed 2.3.0 (GTK+ 2.8.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Are you picking up the injector pulse like Tracy's schematic shows for use with the EM2? There should be one injector pulse per revolution for any one primary injector just like the 13B. Bob W. On Sun, 14 Jan 2007 11:19:17 -0800 (PST) lou rubin wrote: > What tach would be compatable with a 20 B ?We were > using the blue mountain for engine speed ,however the > unit had to be on for the engine to run smoothly. Im > wondering if the 20B would be a different pulse rate > then the 13B > > Lou > > > > ____________________________________________________________________________________ > We won't tell. Get more on shows you hate to love > (and love to hate): Yahoo! TV's Guilty Pleasures list. > http://tv.yahoo.com/collections/265 > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/ -- N93BD - Rotary Powered BD-4 - http://www.bob-white.com First Flight: 11/23/2006 7:50AM - 1.7 Hours Total Time Cables for your rotary installation - http://www.roblinphoto.com/shop/