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EPNdB |
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The FAA standard for aircraft noise is the EPNdB (or effective perceived noise dB--a measure that is weighted to reflect the particular range of sounds generated by aircraft). The exterior noise level of the Q400 is 10 EPNdB (Exterior Perceived Noise in Decibels) lower than that of 70- to 80-seat jets. |
EPNdB |
EPMIS EPML EPMLI EPMM EPMMF EPMO EPMOW EPMP EPMPL EPMPO EPMPOA EPMR EPMRC EPMS EPMT EPMTA EPMTF EPMU EPMWR EPN EPN EPN EPNA EPNACS EPNC EPND EPNdB EPNEEPNEC EPNES EPNG EPNI EPNL EPNN EPNO EPNP EPNRM EPNS EPNS EPO EPO EPO EPO EPOA EPOB EPOC EPOC EPOC Epoc Kernel Architecture EPOC Telephony Server Epoca epoch epoch epoch epoch Epoch (astronomy) Epoch (geology) | |||||
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