Measurement and characterization of helicopter noise at different altitudes

Keyphrases

• Acoustics 100%
• Helicopter 100%
• Altitude Variation 100%
• Gross Weight 100%
• Noise Generation 100%
• Helicopter Noise 100%
• Non-dimensional Parameters 50%
• Mach number 50%
• Ambient Pressure 50%
• Ambient Conditions 50%
• Hovering 50%
• Response Change 50%
• Flight Condition 50%
• Radiated Noise 50%
• Statistical Variability 50%
• Flight Testing 50%
• Utility Helicopter 50%
• Acoustic Effect 50%
• Transient Maneuver 50%
• Mean Sea Level 50%

Engineering

• Test Site 100%
• Test Campaign 100%
• Flight Test 100%
• Transients 50%
• Mach Number 50%
• Ambient Condition 50%
• Ambient Pressure 50%
• Flight Condition 50%
• Radiated Noise 50%

Physics

• Mach Number 100%
• Flight Test 100%