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GB509844A - Improvements in or relating to radio aerial installations - Google Patents

Improvements in or relating to radio aerial installations

Info

Publication number
GB509844A
GB509844A GB2190/38A GB219038A GB509844A GB 509844 A GB509844 A GB 509844A GB 2190/38 A GB2190/38 A GB 2190/38A GB 219038 A GB219038 A GB 219038A GB 509844 A GB509844 A GB 509844A
Authority
GB
United Kingdom
Prior art keywords
relating
radio aerial
aerial installations
installations
radio
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2190/38A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Priority to GB2190/38A priority Critical patent/GB509844A/en
Priority to US252130A priority patent/US2229949A/en
Publication of GB509844A publication Critical patent/GB509844A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/42—Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
GB2190/38A 1938-01-22 1938-01-22 Improvements in or relating to radio aerial installations Expired GB509844A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2190/38A GB509844A (en) 1938-01-22 1938-01-22 Improvements in or relating to radio aerial installations
US252130A US2229949A (en) 1938-01-22 1939-01-21 Radio aerial installation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2190/38A GB509844A (en) 1938-01-22 1938-01-22 Improvements in or relating to radio aerial installations

Publications (1)

Publication Number Publication Date
GB509844A true GB509844A (en) 1939-07-24

Family

ID=9735161

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2190/38A Expired GB509844A (en) 1938-01-22 1938-01-22 Improvements in or relating to radio aerial installations

Country Status (2)

Country Link
US (1) US2229949A (en)
GB (1) GB509844A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2522879A (en) * 1946-08-24 1950-09-19 Rca Corp Ground system
US2473377A (en) * 1946-10-02 1949-06-14 Rca Corp Ground wire system
US3768016A (en) * 1972-06-01 1973-10-23 Pittsburgh Des Moines Steel Modular, prefabricated, integrated communications relay tower

Also Published As

Publication number Publication date
US2229949A (en) 1941-01-28

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