Umbrella antenna (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Umbrella antenna" in English language version.

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4books.google.com

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2seklad69associates.com

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1navy-radio.com

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1coldwar-c4i.net

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archive.org

Watt, Arthur D. (1967). VLF Radio Engineering. Pergamon Press. pp. 139–142.

books.google.com

Morris, Christopher G. (1992). Academic Press Dictionary of Science and Technology. Gulf Professional Publishing. p. 2292. ISBN 9780122004001.
Naval Shore Electronics Criteria - VLF, LF, and MF communications systems. Naval Electronics Systems Command. Washington, DC: United States Navy. August 1972. pp. 4.23 – 4.28. ISBN 9780906048870. Manual NAVELEX 0101-113.
Rudge, Alan W.; Milne, K. (1982). The Handbook of Antenna Design. Vol. 2. IET. pp. 588–593. ISBN 9780906048870.
Sarkar, T. K.; Mailloux, Robert; Oliner, Arthur A. (2006). History of Wireless. John Wiley and Sons. pp. 399–400. ISBN 9780471783015.

coldwar-c4i.net

Hagaman, Boynton (April 2000). Designing the Giant Antennas. April 2000 AMRAD Meeting. Amateur Radio Research and Development Corporation (AMRAD). Retrieved 9 June 2020. Synopsis of a presentation.

navy-radio.com

Naval Shore Electronics Criteria - VLF, LF, and MF communications systems (PDF). Naval Electronics Systems Command. Washington, DC: United States Navy. August 1972. pp. 3.15 – 3.16. Manual NAVELEX 0101-113.

rcarc.org

Newman, Edward M. (14 November 2012). "The Biggest Little Antenna in the World" (PDF). Scribd. Retrieved 17 June 2020.

seklad69associates.com

Johnson, Richard C. (1993). Antenna Engineering Handbook, 3rd Ed (PDF). McGraw-Hill. pp. 24.8 – 24.10. ISBN 007032381X.
Johnson, Richard C. (1993). Antenna Engineering Handbook (PDF) (3rd ed.). McGraw-Hill. p. 24.12. ISBN 007032381X.