GB659812A - Improvements in and relating to electric filter circuits - Google Patents

Improvements in and relating to electric filter circuits

Info

Publication number
GB659812A
GB659812A GB1718547A GB1718547A GB659812A GB 659812 A GB659812 A GB 659812A GB 1718547 A GB1718547 A GB 1718547A GB 1718547 A GB1718547 A GB 1718547A GB 659812 A GB659812 A GB 659812A
Authority
GB
United Kingdom
Prior art keywords
relating
filter circuits
electric filter
group
feeder
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
GB1718547A
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB1718547A priority Critical patent/GB659812A/en
Publication of GB659812A publication Critical patent/GB659812A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/202—Coaxial filters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

659,812. Aerials. GENERAL ELECTRIC CO., Ltd., and ESPLEY, D. C. June 30, 1947, No. 17185. [Class 40 (vii)] [Also in Group XL (b)] An aerial consists of a radiating portion 18 formed by the extension of the inner conductor of a coaxial feeder 19, the outer conductor being turned back to form a frustoconical hood 20 shielding the feeder and a filter element 21 thereon. Specification 659,811, [Group XL (b), is referred to.
GB1718547A 1947-06-30 1947-06-30 Improvements in and relating to electric filter circuits Expired GB659812A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1718547A GB659812A (en) 1947-06-30 1947-06-30 Improvements in and relating to electric filter circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1718547A GB659812A (en) 1947-06-30 1947-06-30 Improvements in and relating to electric filter circuits

Publications (1)

Publication Number Publication Date
GB659812A true GB659812A (en) 1951-10-31

Family

ID=10090752

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1718547A Expired GB659812A (en) 1947-06-30 1947-06-30 Improvements in and relating to electric filter circuits

Country Status (1)

Country Link
GB (1) GB659812A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2790959A (en) * 1951-05-18 1957-04-30 Gen Electric Co Ltd Electric filter circuits
DE1266892B (en) * 1962-05-14 1968-04-25 Litton Industries Inc Harmonic blocking filter in the form of a waveguide section with several stub lines

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2790959A (en) * 1951-05-18 1957-04-30 Gen Electric Co Ltd Electric filter circuits
DE1266892B (en) * 1962-05-14 1968-04-25 Litton Industries Inc Harmonic blocking filter in the form of a waveguide section with several stub lines

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