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asked May 11, 2015 at 2:09

51
1

Whats the EPNdB for large turbofan engines for stage 5 noise regulations?

I'm trying to estimate the EPNdB of the GE9x. GE Aviation says that it will be within 8 dB margin of the stage 5 noise regulations.

faa engine noise

asked May 11, 2015 at 2:09

51
1