What has the author James H Dittmar written?

Answer 1

James H. Dittmar has written:

'A concept for a counterrotating fan with reduced tone noise' -- subject(s): Airplanes, Turbofan angines, Noise control

'The effect of front-to-rear propeller spacing on the interaction noise of a model counterrotation propeller at cruise conditions' -- subject(s): Aerial Propellers, Noise, Propellers, Aerial

'An estimate of the noise shielding on the fuselage resulting from installing a short duct around an advanced propeller' -- subject(s): Noise control

'The effect of swirl recovery vanes on the cruise noise of an advanced propeller' -- subject(s): Propeller noise, Noise reduction, Propellers, Wind tunnel tests, Vanes

'An estimate of the enroute noise of an advanced turboprop airplane' -- subject(s): Aircraft noise, Airplanes, Noise, Noise (Sound), Noise intensity, Nosie spectra, Turbine-propeller engines, Turboprop aircraft

'Predicted and measured boundary layer refraction for advanced turboprop propeller noise' -- subject(s): Noise control, Aerodynamic noise, Boundary layer noise

'Cruise noise of counterrotation propeller at angle of attack in wind tunnel' -- subject(s): Propellers, Noise, Measurement

'A fan concept to meet the 2017 noise goals' -- subject(s): Compressors, Aircraft noise, Engine noise, Noise reduction, Design analysis

'Laboratory experiments on active suppression of advanced turboprop noise'

'Comparison of propeller cruise noise data taken in the NASA Lewis 8- by 6-foot wind tunnel with other tunnel and flight data' -- subject(s): Airplanes, Lewis Research Center, Noise, Wind tunnels

'Detailed noise measurements on the SR-7A propeller' -- subject(s): Noise, Airplanes

'The effect of front-to-rear propeller spacing on the interaction noise at cruise conditions of a model counterrotation propeller having a reduced diameter aft propeller' -- subject(s): Aerial Propellers, Noise, Propellers, Aerial