Reliability of Laboratory Tests of VSTOL and Other Long-duration NoisesNational Aeronautics and Space Administration, 1974 - Short take-off and landing aircraft - 41 pages |
From inside the book
7 pages matching noisiness or unacceptability in this book
Where's the rest of this book?
Results 1-3 of 7
Common terms and phrases
Air-Conditioner aircraft noise AMPEX anechoic chamber bothersome or annoying Comparison and Magnitude comparison noises comparison test dBD Max dBD dBD2 and EdBD2 EdBA EdBD 2 SD Groups of Subjects judged judgment tests laboratory tests Level Level H-L level of confidence magnitude estimation tests Max dBD Max Max SD measurement predicted Methods of Paired Noise Evaluation noise occurrence noise stimuli Noises S1 noisiness or unacceptability pair of sounds Paired Comparison paired-comparison test peak level perceived noisiness physical level physical measures physical noise measurement physical units Pink Noise PLdB PNdB PNdBM predicted the subjective presented Reference Standard S. S. Stevens S1 and S2 SD SD secs Significant at 95 sound level meter sound pressure level standard noise Stanford Research Institute Statistical Significance subjective judgments subjectively equal test tape Tests of Statistical three groups units of measurement units of noise units of physical VSTOL noises whole noise Wing Jet