Effect of small frequency changes on the radiation patterns of MF (AM) directional antennas
By: A. C. Stewart, J. B. Heffelfinger.
Contributors: Heffelfinger, John B., 1917-; United States. National Telecommunications and Information Administration.
Series: NTIA report ; 80-39; NTIA report -- 80-39.
Publisher: Dept. of Commerce, National Telecommunications and Information Administration
Published: 1980
Place of publication: [Washington]
Language: eng
Number of pages: 55
Subjects: Radio broadcasting -- United States.; Phased array antennas.; Radio frequency allocation -- United States.
Notes: May 1980.

Includes bibliographical references.