X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from poplet4.per.eftel.com ([203.24.100.41] verified) by logan.com (CommuniGate Pro SMTP 5.3.9) with ESMTP id 4489633 for flyrotary@lancaironline.net; Fri, 01 Oct 2010 18:00:29 -0400 Received-SPF: none receiver=logan.com; client-ip=203.24.100.41; envelope-from=lendich@aanet.com.au Received: from sv1-1.aanet.com.au (mail.aanet.com.au [203.24.100.34]) by poplet4.per.eftel.com (Postfix) with ESMTP id 84AE93BF7B for ; Sat, 2 Oct 2010 05:59:53 +0800 (WST) Received: from ownerf1fc517b8 (203.171.92.134.static.rev.aanet.com.au [203.171.92.134]) by sv1-1.aanet.com.au (Postfix) with SMTP id 51776C59A5 for ; Sat, 2 Oct 2010 05:59:53 +0800 (WST) Message-ID: From: "George Lendich" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: simple dyno Date: Sat, 2 Oct 2010 07:59:56 +1000 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="Windows-1252"; reply-type=response Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5994 X-Antivirus: avast! (VPS 101001-1, 10/02/2010), Outbound message X-Antivirus-Status: Clean Ernst, I tried to do it in inches and it doesn't work, it only works in metric and given that it's European , that's understandable. George ( down under) > Andrew Martin wrote: >> Power in HP = 0.0532 (diameter/450)5 (RPM/1000)3 >> > > Can we assume that diameter is measured in mm? > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html >