Return-Path: Received: from pop3.olsusa.com ([63.150.212.2] verified) by logan.com (CommuniGate Pro SMTP 3.5b3) with ESMTP id 853609 for rob@logan.com; Mon, 20 Aug 2001 22:09:10 -0400 Received: from femail29.sdc1.sfba.home.com ([24.254.60.19]) by pop3.olsusa.com (Post.Office MTA v3.5.3 release 223 ID# 0-71866U8000L800S0V35) with ESMTP id com for ; Mon, 20 Aug 2001 21:20:54 -0400 Received: from home.com ([65.5.7.124]) by femail29.sdc1.sfba.home.com (InterMail vM.4.01.03.20 201-229-121-120-20010223) with ESMTP id <20010821012924.FCNM20903.femail29.sdc1.sfba.home.com@home.com> for ; Mon, 20 Aug 2001 18:29:24 -0700 Message-ID: <3B81B9E2.4F945810@home.com> Date: Mon, 20 Aug 2001 18:31:14 -0700 From: Bob MIME-Version: 1.0 To: lancair.list@olsusa.com Subject: Re: LNC2 Fixed Pitch Propeller Survey References: <20010820052754.AAA21419@pop3.olsusa.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Mailing-List: lancair.list@olsusa.com Reply-To: lancair.list@olsusa.com <<<<<<<<<<<<<<<<--->>>>>>>>>>>>>>>> << Lancair Builders' Mail List >> <<<<<<<<<<<<<<<<--->>>>>>>>>>>>>>>> >> Here is some propeller information. I hope more people will post their numbers too. My engine is a IO320 with 9.5:1 pistons, dyno'ed at 196hp, by Lycon. The airframe is a 235. Data is from linear trend lines fitted to a large number of data points taken on different days at different altitudes and temperatures. Manufacturer Dia Pitch Static RPM Speed at 2700 RPM Performance Propellers 3-blade 60 80 2280 187kt Warnke (almost constant speed) 2-blade 64 79 2450 175kt Felix "bicambered" 3-blade 61 81 2150 176kt Sadly, I broke the Performance prop in an accidental gear retraction. The Warnke prop was flown without a spinner. Bob Belshe Moraga, CA For pictures of my Lancair and new Apollo avionics, see http://members.home.net/rbelshe/ >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> LML website: http://www.olsusa.com/mkaye/maillist.html LML Builders' Bookstore: http://www.buildersbooks.com/lancair Please send your photos and drawings to marvkaye@olsusa.com. >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>