Voice performance measurements
By: W.J. Hartman, L.E. Pratt ; prepared for U.S. Department of Transportation, Federal Aviation Administration, Systems Research & Development Service.
Contributors: Pratt, L. E.; United States. Federal Aviation Administration. Systems Research and Development Service.; Institute for Telecommunication Sciences.
Publisher: The Administration; National Technical Information Service [distributor]
Published: 1980
Place of publication: Washington, D.C; Springfield, Va
Language: eng
Number of pages: 19
Subjects: Radio -- Interference -- Testing.
Notes: Cover title.

"U.S. Department of Commerce, National Telecommunications and Information Administration, Institute for Telecommunication Sciences."

Final report.

"June 1980."

"FAA-RD-80-71."