PPRuNe Forums - View Single Post - Noise from jet engine

2nd Sep 2010, 14:17

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SNS3Guppy

Join Date: Oct 2005

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Tone generators on an engine? Say again? Speaker?

A low frequency hooting or rumbling is indicative of a low grade or incipient compressor stall, but could be a number of other things, too. Did you note any changes in engine parameters?

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