X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sun, 22 May 2005 12:12:08 -0400 Message-ID: X-Original-Return-Path: Received: from imo-m14.mx.aol.com ([64.12.138.204] verified) by logan.com (CommuniGate Pro SMTP 4.3c5) with ESMTP id 952613 for lml@lancaironline.net; Sun, 22 May 2005 09:16:06 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.138.204; envelope-from=VTAILJEFF@aol.com Received: from VTAILJEFF@aol.com by imo-m14.mx.aol.com (mail_out_v38_r1.7.) id q.157.513e8df8 (16781) for ; Sun, 22 May 2005 09:15:19 -0400 (EDT) From: VTAILJEFF@aol.com X-Original-Message-ID: <157.513e8df8.2fc1dfe7@aol.com> X-Original-Date: Sun, 22 May 2005 09:15:19 EDT Subject: Re: [LML] Re: Airplane Construction Philosophy X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1116767719" X-Mailer: 9.0 Security Edition for Windows sub 1200 -------------------------------1116767719 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 5/21/2005 7:16:45 P.M. Central Standard Time, colyncase@earthlink.net writes: It mostly works but I would say anyone who flies behind one of these things and doesn't positively plan on using the mechanical backups some day, is asking for trouble. I thought about what transitioning to the backups IMC would feel like after, say, 700 hours of the PFD and I didn't like it. This is not the same as having a 6-pack and subtituting another gyro in your scan. It's not just a matter of looking 3 degrees to the left or right to use the other instrument. It's getting your mind to process the information completely differently, now integrating information from 6 different gauges again. I might feel differently if I had more IMC time in on the 6-pack. One day I may change my mind but at my experience level, which I consider relatively low at 850 hours, I'm going to stick with a standard 6 pack + backup gyros for now. If I ever do put one of these in, it will likely be dual ahrs, dual power supply, muiltiple screen, and I'll still have some old gyros around. Colyn, Very well said. I have the Chelton EFIS SV and think it is great BUT it does have its issues and you do have to be ready to transition to the standby if everything goes down the tubes. Jeff -------------------------------1116767719 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

In a message dated 5/21/2005 7:16:45 P.M. Central Standard Time,=20 colyncase@earthlink.net writes:

<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>

It mostly works but I would say anyone who flies behind one of these=20 things and doesn't positively plan on using the mechanical backups some da= y,=20 is asking for trouble. I thought about what=20 transitioning to the backups IMC would feel like after, say, 700 hours of=20= the=20 PFD and I didn't like it. This is not the same as having a 6-pa= ck=20 and subtituting another gyro in your scan. It's not just a= =20 matter of looking 3 degrees to the left or right to use the other=20 instrument. It's getting your mind to process the information=20 completely differently, now integrating information from 6 different gauge= s=20 again. I might feel differently if I had more IMC time in on the 6-pa= ck.=20 One day I may change my mind but at my experience level, which I=20 consider relatively low at 850 hours, I'm going to stick with a standard 6= =20 pack + backup gyros for now.

If I ever do put one of these in, it will likely be dual ahrs, dual p= ower=20 supply, muiltiple screen, and I'll still have some old gyros=20 around.

Colyn,

Very well said. I have the Chelton EFIS SV and think it is great BUT it= =20 does have its issues and you do have to be ready to transition to the standb= y if=20 everything goes down the tubes.

Jeff

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