X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sun, 10 Mar 2013 14:37:19 -0400 Message-ID: X-Original-Return-Path: Received: from mail-gg0-f169.google.com ([209.85.161.169] verified) by logan.com (CommuniGate Pro SMTP 6.0.2) with ESMTPS id 6114239 for lml@lancaironline.net; Sun, 10 Mar 2013 11:01:42 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.161.169; envelope-from=pjdmiller@gmail.com Received: by mail-gg0-f169.google.com with SMTP id j5so494118ggn.28 for ; Sun, 10 Mar 2013 08:01:08 -0700 (PDT) X-Received: by 10.236.192.202 with SMTP id i50mr6806029yhn.136.1362927668090; Sun, 10 Mar 2013 08:01:08 -0700 (PDT) X-Original-Return-Path: Received: from [192.168.1.144] ([68.202.59.203]) by mx.google.com with ESMTPS id g69sm18827401yhh.17.2013.03.10.08.01.05 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 10 Mar 2013 08:01:06 -0700 (PDT) Subject: Re: [LML] Re: Pressurization References: From: Paul Miller Content-Type: multipart/alternative; boundary=Apple-Mail-0C15B96D-E569-44CE-9EBD-AB19790D4F74 X-Mailer: iPad Mail (10B146) In-Reply-To: X-Original-Message-Id: <36358C85-7BE3-4874-9294-6A16594FC91E@gmail.com> X-Original-Date: Sun, 10 Mar 2013 11:01:02 -0400 X-Original-To: Lancair Mailing List Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (1.0) --Apple-Mail-0C15B96D-E569-44CE-9EBD-AB19790D4F74 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable John, why not plumb psi gauge to static ? Cabin pressure at all times. Ca= bin altitude comes from pocket altimeter. What am I missing? On all the planes I've flown there is always a cabin Pressure gauge (psig) a= nd over pressure warning annunciation and cabin altimeter. What do you hav= e? Paul >> =20 --Apple-Mail-0C15B96D-E569-44CE-9EBD-AB19790D4F74 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: 7bit

John, why not plumb psi gauge to static ? Cabin pressure at all times. Cabin altitude comes from pocket altimeter. What am I missing?

On all the planes I've flown there is always a cabin Pressure gauge (psig) and over pressure warning annunciation and cabin altimeter. What do you have?

Paul

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