FR939311A - Ultra Shortwave Oscillator Improvements - Google Patents

Ultra Shortwave Oscillator Improvements

Info

Publication number
FR939311A
FR939311A FR939311DA FR939311A FR 939311 A FR939311 A FR 939311A FR 939311D A FR939311D A FR 939311DA FR 939311 A FR939311 A FR 939311A
Authority
FR
France
Prior art keywords
oscillator
shortwave
ultra
ultra shortwave
shortwave oscillator
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)
Inventor
John Heaver Fremlin
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR939311A publication Critical patent/FR939311A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
    • H03B5/1817—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a cavity resonator
    • H03B5/1835—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a cavity resonator the active element in the amplifier being a vacuum tube
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
    • H01J25/06—Tubes having only one resonator, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly velocity modulation, e.g. Lüdi-Klystron
    • H01J25/08—Tubes having only one resonator, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly velocity modulation, e.g. Lüdi-Klystron with electron stream perpendicular to the axis of the resonator
FR939311D 1946-02-08 1946-08-29 Ultra Shortwave Oscillator Improvements Expired FR939311A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3987/46A GB649761A (en) 1946-02-08 1946-02-08 Improvements in electron discharge devices of the electron velocity modulation type

Publications (1)

Publication Number Publication Date
FR939311A true FR939311A (en) 1948-11-09

Family

ID=9768654

Family Applications (2)

Application Number Title Priority Date Filing Date
FR939311D Expired FR939311A (en) 1946-02-08 1946-08-29 Ultra Shortwave Oscillator Improvements
FR57622D Expired FR57622E (en) 1946-02-08 1947-07-24 Ultra-shortwave oscillator refinements

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR57622D Expired FR57622E (en) 1946-02-08 1947-07-24 Ultra-shortwave oscillator refinements

Country Status (6)

Country Link
US (1) US2608671A (en)
BE (1) BE478604A (en)
ES (1) ES178572A1 (en)
FR (2) FR939311A (en)
GB (1) GB649761A (en)
NL (1) NL76852C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2795764A (en) * 1954-01-14 1957-06-11 Westinghouse Electric Corp Temperature compensated reference cavity
US3601719A (en) * 1969-10-09 1971-08-24 Int Standard Electric Corp Temperature-compensated waveguide resonator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1884591A (en) * 1929-04-01 1932-10-25 Wired Radio Inc Electric discharge tube
GB422869A (en) * 1932-11-12 1935-01-21 Meaf Mach En Apparaten Fab Nv Improvements in electric discharge devices
GB537518A (en) * 1939-12-22 1941-06-25 Standard Telephones Cables Ltd Improvements in or relating to electron discharge apparatus of the velocity modulated type
US2424805A (en) * 1942-11-13 1947-07-29 Gen Electric High-frequency magnetron
US2413364A (en) * 1943-06-12 1946-12-31 Sylvania Electric Prod Ultra high frequency oscillator

Also Published As

Publication number Publication date
ES178572A1 (en) 1947-08-16
GB649761A (en) 1951-01-31
BE478604A (en) 1948-06-24
FR57622E (en) 1953-03-17
NL76852C (en) 1955-01-15
US2608671A (en) 1952-08-26

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