FR877641A - Improvements to high frequency equipment - Google Patents

Improvements to high frequency equipment

Info

Publication number
FR877641A
FR877641A FR877641DA FR877641A FR 877641 A FR877641 A FR 877641A FR 877641D A FR877641D A FR 877641DA FR 877641 A FR877641 A FR 877641A
Authority
FR
France
Prior art keywords
high frequency
frequency equipment
equipment
frequency
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR877641A publication Critical patent/FR877641A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/02—Lecher resonators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/54—Amplifiers using transit-time effect in tubes or semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR877641D 1940-06-01 1941-12-10 Improvements to high frequency equipment Expired FR877641A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US338367A US2247779A (en) 1940-06-01 1940-06-01 High frequency apparatus

Publications (1)

Publication Number Publication Date
FR877641A true FR877641A (en) 1942-12-11

Family

ID=23324535

Family Applications (1)

Application Number Title Priority Date Filing Date
FR877641D Expired FR877641A (en) 1940-06-01 1941-12-10 Improvements to high frequency equipment

Country Status (2)

Country Link
US (1) US2247779A (en)
FR (1) FR877641A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2502144A (en) * 1947-11-28 1950-03-28 Gen Electric Reduction of tube seal heating in high-frequency apparatus
US2774045A (en) * 1951-10-17 1956-12-11 Gen Electric Ultra-high-frequency tuner
US2794922A (en) * 1954-12-24 1957-06-04 Du Mont Allen B Lab Inc Ultra high frequency tuning device
US4267532A (en) * 1979-10-11 1981-05-12 W. L. Keefauver, Bell Laboratories Adjustable microstrip and stripline tuners
US4642578A (en) * 1986-02-26 1987-02-10 Bennett Wilfred P Push-pull radio frequency circuit with integral transistion to waveguide output

Also Published As

Publication number Publication date
US2247779A (en) 1941-07-01

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