PPRuNe Forums - View Single Post - Noise Signature 429 vs 135 vs 130
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Noise Signature 429 vs 135 vs 130
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23rd Jun 2021, 20:09
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Hot and Hi
Join Date: Dec 2014
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Measurable differences is sound pressure levels while flying overhead aside, the H130 has by far the least obtrusive sound
signature
of the three.
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