Mailing List lml@lancaironline.net Message #28167
From: Walter Atkinson <walter@advancedpilot.com>
Sender: Marvin Kaye <marv@lancaironline.net>
Subject: Re: [LML] follow up on detonation, annual, backup instruments IV-P
Date: Tue, 08 Feb 2005 11:53:57 -0500
To: <lml@lancaironline.net>
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On Feb 7, 2005, at 10:13 PM, Dr Andre Katz wrote:

we had one detonation for a milisecond at 18,000 feet despite rpm 2550 and 31 inches.


I'm not positive what DID happen, but I'm 99.99% SURE it was NOT detonation.  It was more likely and afterfire POP in the exhaust.  You cannot hear detonation in an aircraft engine.

Walter
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