FR530455A - Improvements to antennas - Google Patents

Improvements to antennas

Info

Publication number
FR530455A
FR530455A FR530455DA FR530455A FR 530455 A FR530455 A FR 530455A FR 530455D A FR530455D A FR 530455DA FR 530455 A FR530455 A FR 530455A
Authority
FR
France
Prior art keywords
antennas
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR530455A publication Critical patent/FR530455A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/18—Control by auxiliary power
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • H03H2/006—Transmitter or amplifier output circuits
FR530455D 1920-03-11 1921-02-01 Improvements to antennas Expired FR530455A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB737620A GB164506A (en) 1920-03-11 1920-03-11 Improvements in or connected with aerials

Publications (1)

Publication Number Publication Date
FR530455A true FR530455A (en) 1921-12-23

Family

ID=9831942

Family Applications (1)

Application Number Title Priority Date Filing Date
FR530455D Expired FR530455A (en) 1920-03-11 1921-02-01 Improvements to antennas

Country Status (3)

Country Link
DE (1) DE344619C (en)
FR (1) FR530455A (en)
GB (1) GB164506A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE960304C (en) * 1939-03-15 1957-03-21 Koch & Sterzel Ag Device for automatic resonance adjustment of the treatment group of a short-wave therapy apparatus
DE749480C (en) * 1939-04-05 1944-11-23 Procedure for the automatic tuning of a transmitter antenna
DE759792C (en) * 1941-01-15 1954-03-01 Lorenz C Ag Automatic antenna field tuning for transmitters

Also Published As

Publication number Publication date
GB164506A (en) 1921-06-13
DE344619C (en) 1921-11-28

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