Octave and One-third Octave Acoustic Noise Spectrum Analysis
C. D. Hayes, M. D. Lamers · NASA STI Repository (National Aeronautics and Space Administration) · 1967
Octave and O n e -T h i r d Octave Acoustic Noise S p e c t r u mAnalysis, J a n u a r y 15, 1967.I n Table A-1 on page 10, i n third column f r o m l e f t and fifth data block down, 103 should r e a d 11 3 as follows : 88. 7-11 3 and 1 I. 3-141 (instead of 88. 7-103 and 103-141).I n Table C-1 on page 13, make two changes : ( 1 ) in t h e C .G. S .column, fifth data block down, 2. 00(10)-4 dynes/cm 2 (instead of c m ) ; and ( 2 ) , i n the in.-1b-sec column, fourth data block down, 1 .5471(10)-3 lb-sec/in.( m a s s / i n . 2 -s e c ) , i n s t e a d of lb-sec/ft3.