Cockpit noise. At a pressure altitude of ** and a true Mach number of ** 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: SPL dB(A) ** SIL dB ** Noise levels will be measured at the Captain’s and First Officer’s seat position at head level with normal cockpit air conditioning and ventilation in operation.
Appears in 1 contract
Samples: Airbus A350 XWB Purchase Agreement (Us Airways Inc)
Cockpit 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: Guarantee ---------- SPL dB(A) [...** **...] SIL dB [...** **...] Noise levels will be measured at the Captain’s 's and First Officer’s 's seat position at head level with normal cockpit air conditioning and ventilation in operation.
Appears in 1 contract
Samples: Airbus A350 Purchase Agreement (Us Airways Group Inc)
Cockpit noise. At a pressure altitude of ** 35,000 ft and a true Mach number of ** 0.85 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: SPL dB(A) ***** SIL dB ***** Noise levels will shall be measured at the Captain’s and First Officer’s seat position at head level with normal cockpit air conditioning and ventilation in operation.
Appears in 1 contract
Samples: Airbus A350 XWB Purchase Agreement (Us Airways Inc)
Cockpit 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: Guarantee SPL dB(A) [...** **...] SIL dB [...** **...] Noise levels will be measured at the Captain’s 's and First Officer’s 's seat position at head level with normal cockpit air conditioning and ventilation in operation.
Appears in 1 contract
Samples: Airbus A350 Purchase Agreement (Us Airways Group Inc)
Cockpit noise. At a pressure altitude of ** and a true Mach number of ** *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: SPL dB(A) ** SIL dB ** Noise levels will be measured at the Captain’s and First Officer’s seat position at head level with normal cockpit air conditioning and ventilation in operation.
Appears in 1 contract
Samples: Airbus A350 XWB Purchase Agreement (Us Airways Inc)
Cockpit noise. At a pressure altitude of ** and a true Mach number of ** 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: SPL dB(A) ** * SIL dB ** * Noise levels will be measured at the Captain’s and First Officer’s seat position at head level with normal cockpit air conditioning and ventilation in operation.
Appears in 1 contract
Samples: Airbus A350 XWB Purchase Agreement (Us Airways Inc)