An additional study and implementation of tone calibrated technique of modulation
By: authors: Dr. W. Rafferty, L.K. Bechtel, N.H. Lay.
Contributors: Bechtel, L. K.; Lay, N. H.; United States. National Aeronautics and Space Administration.
Series: NASA contractor report -- NASA CR-182377.
Publisher: National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1985
Place of publication: [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Communication.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1988] 2 microfiches.