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Pondlife
Pondlife
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Whats What's the EPNdB for large turbofan engines for stage 5 noise regulations?

I'm trying to estimate the EPNdBEffective Perceived Noise (EPNdB) of the GE9xGE9x. GE Aviation says that it will be within 8 dB margin of the stage 5 noise regulations.stage 5 noise regulations, can anyone confirm that?

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.

What's the EPNdB for large turbofan engines for stage 5 noise regulations?

I'm trying to estimate the Effective Perceived Noise (EPNdB) of the GE9x. GE Aviation says that it will be within 8 dB margin of the stage 5 noise regulations, can anyone confirm that?

Post Reopened by Danny Beckett, fooot, mins, Federico, vasin1987
Post Closed as "Needs details or clarity" by kevin, Simon, Farhan, Ralph J♦, CGCampbell
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Andrew
Andrew
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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.