Engineering and development program plan
Subtitle: frequency spectrum management.
Contributors: United States. Federal Aviation Administration. Systems Research and Development Service.
Publisher: U.S. Dept. of Transportation, Federal Aviation Administration, Systems Research & Development Service; National Technical Information, Service [distributor
Published: 1978
Place of publication: Washington, D.C; Springfield, Va
Language: eng
Number of pages: 28
Subjects: Radio frequency allocation -- United States.; Aeronautics -- United States -- Communication systems.
Notes: Cover title.

"April 1978."

"Report no. FAA-ED-21-4."

Includes bibliographical references.