Common use of Cabin Noise Clause in Contracts

Cabin Noise. At a pressure altitude of 35000 feet and a true Mach number of 0.82 in straight and level flight in still air under ISA conditions, the guaranteed A-weighted Sound Pressure Level (SPL) and the Speech Interference Level (SIL) will not exceed the following values, considering leather seats are part of the cabin lay-out. Guarantee (a [...***...] extra is accounted for leather seats installation) ----------------------------------------------------------------- SPL dB(A) [...***...] IL dB [...***...] Noise levels will be measured at a height of 40 inches above the passenger compartment floor on the aisle center lines in the passenger seated area. Effects on noise of Buyer Furnished Equipment and installations by or on behalf of the Buyers are not covered by this guarantee. The noise levels are provided for leather seats.

Cabin Noise. At a pressure altitude of 35000 feet and a true Mach number of 0.82 in straight and level flight in still air under ISA conditions, the guaranteed A-weighted Sound Pressure Level (SPL) and the Speech Interference Level (SIL) will not exceed the following values, considering leather seats are part of the cabin lay-out. ***CONFIDENTIAL TREATMENT REQUESTED LA 8A-14 AWE/USA - A350 PRIVILEGED AND CONFIDENTIAL Guarantee (a [...***...] extra is accounted for leather seats installation) ----------------------------------------------------------------- SPL dB(A) [...***...] IL SIL dB [...***...] Noise levels will be measured at a height of 40 inches above the passenger compartment floor on the aisle center lines in the passenger seated area. Effects on noise of Buyer Furnished Equipment and installations by or on behalf of the Buyers are not covered by this guarantee. The noise levels are provided for leather seats.