NL275577A - - Google Patents

Info

Publication number
NL275577A
NL275577A NL275577DA NL275577A NL 275577 A NL275577 A NL 275577A NL 275577D A NL275577D A NL 275577DA NL 275577 A NL275577 A NL 275577A
Authority
NL
Netherlands
Application number
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.)
Publication of NL275577A publication Critical patent/NL275577A/xx

Links

Classifications

    • 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
    • H01J25/10—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator
    • H01J25/18—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator with radial or disc-like electron stream perpendicular to the axis of the resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/087—Magnetic focusing arrangements
    • H01J23/0873—Magnetic focusing arrangements with at least one axial-field reversal along the interaction space, e.g. P.P.M. focusing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
    • H01J25/40—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the backward travelling wave being utilised
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
NL275577D 1961-03-06 NL275577A (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US93418A US3254261A (en) 1961-03-06 1961-03-06 Fast wave tubes using periodic focusing fields

Publications (1)

Publication Number Publication Date
NL275577A true NL275577A (ro)

Family

ID=22238816

Family Applications (1)

Application Number Title Priority Date Filing Date
NL275577D NL275577A (ro) 1961-03-06

Country Status (3)

Country Link
US (1) US3254261A (ro)
GB (1) GB985188A (ro)
NL (1) NL275577A (ro)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3789257A (en) * 1972-11-14 1974-01-29 Us Navy Coherent microwave generators
US4210845A (en) * 1978-11-24 1980-07-01 The United States Of America As Represented By The United States Department Of Energy Trirotron: triode rotating beam radio frequency amplifier
EP0058039B1 (en) * 1981-02-10 1985-02-20 Thorn Emi-Varian Limited Gyrotron device
US4523127A (en) * 1983-02-02 1985-06-11 Ga Technologies Inc. Cyclotron resonance maser amplifier and waveguide window

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE486035A (ro) * 1947-12-31
US2808532A (en) * 1951-10-26 1957-10-01 Univ Leland Stanford Junior Space harmonic amplifiers
US2828439A (en) * 1952-03-14 1958-03-25 Bell Telephone Labor Inc Space charge amplifier
BE540784A (ro) * 1954-08-26
US3020440A (en) * 1959-06-25 1962-02-06 Rca Corp Electron beam device

Also Published As

Publication number Publication date
US3254261A (en) 1966-05-31
GB985188A (en) 1965-03-03

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