Analysis of sound propagation in ducts using the wave envelope concept
Title:
Analysis of sound propagation in ducts using the wave envelope concept
Author:
Baumeister, Kenneth J.
Personal Author:
Publication Information:
Washington, D.C. : National Aeronautics and Space Administration ; [Springfield, Va.] : [For sale by the National Technical Information Service], 1974.
Physical Description:
37 pages : illustrations ; 27 cm.
General Note:
Cover title.
Prepared at Lewis Research Center.
Language:
English
Format :
Book