Operational noise data for CH-47D and AH-64 Army helicopters
By: by Paul D. Schomer ... [et al.].
Contributors: Schomer, Paul.; Construction Engineering Research Laboratory.
Series: USA-CERL technical report -- N-88/04.; Technical report (Construction Engineering Research Laboratory) -- N-88/04.
Publisher: US Army Corps of Engineers, Construction Engineering Research Laboratory; Available from the National Technical Information Service
Published: 1988
Place of publication: Champaign, Ill; [Springfield, VA
Language: eng
Number of pages: 42
Subjects: Military helicopters -- Noise.; Noise -- Measurement.
Notes: Cover title.

Distributed to depository libraries in microfiche.

"March 1988."

Includes bibliographical references.

Final.

AMC Aviation Systems Command.