Principles and practice of multi-frequency telegraphy
By: J.D. Ralphs.
Contributors: Institution of Electrical Engineers.
Series: IEE telecommunications series ;; 11
Publisher: P. Peregrinus on behalf of the Institution of Electrical Engineers
Published: 1984
Place of publication: London, UK
Language: eng
Number of pages: 205
Subjects: Telegraph, Wireless.
Notes: Includes bibliographical references and index.
"Errata" slip inserted.