BE491242A - - Google Patents

Info

Publication number
BE491242A
BE491242A BE491242DA BE491242A BE 491242 A BE491242 A BE 491242A BE 491242D A BE491242D A BE 491242DA BE 491242 A BE491242 A BE 491242A
Authority
BE
Belgium
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 BE491242A publication Critical patent/BE491242A/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
    • H01J25/34—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
    • H01J25/38—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 forward travelling wave being utilised
    • 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
    • H01J23/11—Means for reducing noise
BE491242D 1948-12-10 BE491242A (en0)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64669A US2707759A (en) 1948-12-10 1948-12-10 Electronic amplifier

Publications (1)

Publication Number Publication Date
BE491242A true BE491242A (en0)

Family

ID=22057507

Family Applications (1)

Application Number Title Priority Date Filing Date
BE491242D BE491242A (en0) 1948-12-10

Country Status (6)

Country Link
US (1) US2707759A (en0)
BE (1) BE491242A (en0)
CH (1) CH276573A (en0)
DE (1) DE814490C (en0)
FR (1) FR992048A (en0)
GB (1) GB701034A (en0)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899594A (en) * 1959-08-11 johnson
DE974465C (de) * 1949-02-19 1961-01-05 Siemens Ag Wanderfeldverstaerkerroehre
US2820172A (en) * 1949-06-21 1958-01-14 Bell Telephone Labor Inc High frequency amplifying device
US2767344A (en) * 1949-12-30 1956-10-16 Bell Telephone Labor Inc Electronic amplifier
DE972800C (de) * 1950-12-06 1959-09-24 Elektronik Ges Mit Beschraenkt Elektronenroehre fuer laengs einer Verzoegerungsleitung fortschreitende sehr kurze elektromagnetische Wellen
BE508182A (en0) * 1951-01-04
DE973327C (de) * 1951-04-19 1960-01-21 Standard Elek K Lorenz Ag Wanderfeldwendelroehre mit selbsttragendem Roehrensystem
NL170649B (nl) * 1951-06-30 Ici Ltd Verbetering van de werkwijze ter vervaardiging van een elektrode voor elektrochemische processen.
US2817037A (en) * 1951-08-04 1957-12-17 Rca Corp Traveling wave electron tubes and circuits
DE962189C (de) * 1951-11-20 1957-04-18 Siemens Ag Aus einem wendelfoermig gestalteten Draht od. dgl. bestehender Wellenleiter fuer Wanderfeldroehren oder andere Anordnungen fuer sehr hohe Frequenzen
US2843790A (en) * 1951-12-14 1958-07-15 Bell Telephone Labor Inc Traveling wave amplifier
DE1026440B (de) * 1952-02-11 1958-03-20 Telefunken Gmbh Schaltung zum Betrieb einer elektrischen Entladungsroehre fuer sehr kurze elektrische Wellen
US2987644A (en) * 1952-04-08 1961-06-06 Itt Radio frequency impedance matching section
DE948994C (de) * 1952-04-08 1956-09-13 Siemens Ag Elektronenroehre fuer sehr kurze Wellen
NL179062B (nl) * 1952-06-12 Schering Ag Werkwijze voor het door lijmen tot stand brengen van sterke, elastische verbindingen.
US2801360A (en) * 1952-08-23 1957-07-30 Bell Telephone Labor Inc Traveling wave tube
NL90850C (en0) * 1952-10-17
US2824257A (en) * 1953-03-03 1958-02-18 Gen Electric Traveling wave tube
DE1127496B (de) * 1953-03-30 1962-04-12 Western Electric Co Wanderfeldroehre
US2843793A (en) * 1953-03-30 1958-07-15 Bell Telephone Labor Inc Electrostatic focusing of electron beams
US2843776A (en) * 1953-03-30 1958-07-15 Bell Telephone Labor Inc Traveling wave tube electron gun
US2855537A (en) * 1953-04-29 1958-10-07 Bell Telephone Labor Inc Electron beam focusing
US2905858A (en) * 1953-06-30 1959-09-22 Bell Telephone Labor Inc Impedance matching by means of coupled helices
US2935640A (en) * 1954-03-24 1960-05-03 Hughes Aircraft Co Traveling wave amplifier
US2834909A (en) * 1954-06-17 1958-05-13 Varian Associates Traveling wave electron discharge device
US2957103A (en) * 1954-08-19 1960-10-18 Hughes Aircraft Co High power microwave tube
US2889487A (en) * 1954-09-15 1959-06-02 Hughes Aircraft Co Traveling-wave tube
NL200277A (en0) * 1954-09-16
US2887609A (en) * 1954-10-08 1959-05-19 Rca Corp Traveling wave tube
US2823333A (en) * 1954-10-29 1958-02-11 Bell Telephone Labor Inc Traveling wave tube
NL200546A (en0) * 1954-10-29
US2819424A (en) * 1954-12-02 1958-01-07 Hughes Aircraft Co Electron gun for traveling wave tube
US2885593A (en) * 1954-12-07 1959-05-05 Bell Telephone Labor Inc Coupled lines systems
US2822501A (en) * 1955-01-10 1958-02-04 Research Corp Slow-wave guide for traveling wave tubes
US2943229A (en) * 1955-01-25 1960-06-28 Gen Electric Slow wave structures
US2806975A (en) * 1955-04-01 1957-09-17 Hughes Aircraft Co Transition from bifilar helix to waveguide for backward wave oscillator
US2925565A (en) * 1955-05-12 1960-02-16 Bell Telephone Labor Inc Coaxial couplers
US2941112A (en) * 1955-07-25 1960-06-14 Gen Electric Electric discharge device
US2859375A (en) * 1955-08-04 1958-11-04 Hughes Aircraft Co Multifilar helix coupling
US2890369A (en) * 1956-10-02 1959-06-09 Sylvania Electric Prod Attenuator
US3032676A (en) * 1957-02-19 1962-05-01 Raytheon Co Traveling wave tubes
FR1235416A (fr) * 1959-05-26 1960-07-08 Csf Perfectionnements aux tubes à ondes progressives type o
DE1264626B (de) * 1959-09-16 1968-03-28 Telefunken Patent Halterungsanordnung fuer die Elektroden einer Lauffeldroehre, deren hohlzylindrischer Wechselwirkungsraum von einem elektrostatisch gebuendelt gefuehrten Elektronenhohlstrahl durchsetzt ist
US3032680A (en) * 1960-12-29 1962-05-01 Bell Telephone Labor Inc Coaxial cavity magnetron
NL286786A (en0) * 1962-12-14 1965-02-10
US3383543A (en) * 1964-12-21 1968-05-14 Raytheon Co Gridded ion-drain electrode structure for traveling wave devices
FR2075837A1 (en0) * 1969-12-16 1971-10-15 Thomson Csf

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL40884C (en0) * 1933-10-23
US2064469A (en) * 1933-10-23 1936-12-15 Rca Corp Device for and method of controlling high frequency currents
NL62817C (en0) * 1940-05-04
NL88043C (en0) * 1947-01-09
US2578434A (en) * 1947-06-25 1951-12-11 Rca Corp High-frequency electron discharge device of the traveling wave type
FR951202A (fr) * 1947-08-01 1949-10-19 Csf Tube destiné à la transmission d'ondes ultra-courtes et, plus particulièrement, à leur amplification

Also Published As

Publication number Publication date
FR992048A (fr) 1951-10-12
GB701034A (en) 1953-12-16
US2707759A (en) 1955-05-03
DE814490C (de) 1951-09-24
CH276573A (de) 1951-07-15

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