1-9 of 9 Books
Helicopter main-rotor noise
Helicopter main-rotor noise
By Thomas F. Brooks
Advancing-side directivity and retreating-side interactions of model rotor blade-vortex interaction noise
Advancing-side directivity and retreating-side interactions of model rotor blade-vortex interaction noise
By R. M. Martin
Wake geometry effects on rotor blade-vortex interaction noise directivity
Wake geometry effects on rotor blade-vortex interaction noise directivity
By R. M. Martin
Proposed investigation of the effects of tip vortex interaction and turbulence ingestion on helicopter rotor noise
Proposed investigation of the effects of tip vortex interaction and turbulence ingestion on helicopter rotor noise
By United Aircraft Corporation. Research Laboratories
Description of a helicopter rotor noise computer program
Description of a helicopter rotor noise computer program
By J. B. Ollerhead
Noise characteristics of quiet propellers/rotors
Noise characteristics of quiet propellers/rotors
By G. W. Johnston
Research investigation of helicopter main rotor/tail rotor interaction
Research investigation of helicopter main rotor/tail rotor interaction
By J. Fitzgerald
Acoustic measurements from a rotor blade-vortex interaction noise experiment in the German-Dutch Wind Tunnel (DNW)
Acoustic measurements from a rotor blade-vortex interaction noise experiment in the German-Dutch Wind Tunnel (DNW)
By R. M. Martin
Measurement of rotor noise levels and evaluation of porous blade tips on a CH-47A helicopter
Measurement of rotor noise levels and evaluation of porous blade tips on a CH-47A helicopter
By R. H. Spencer