CA1000853A - Travelling wave tubes - Google Patents

Travelling wave tubes

Info

Publication number
CA1000853A
CA1000853A CA191,784A CA191784A CA1000853A CA 1000853 A CA1000853 A CA 1000853A CA 191784 A CA191784 A CA 191784A CA 1000853 A CA1000853 A CA 1000853A
Authority
CA
Canada
Prior art keywords
travelling wave
wave tubes
tubes
travelling
wave
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
CA191,784A
Other languages
English (en)
Inventor
Robin C.M. King
Maurice Esterson
John F. Gregory
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.)
Teledyne UK Ltd
Original Assignee
English Electric Valve 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 English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Application granted granted Critical
Publication of CA1000853A publication Critical patent/CA1000853A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
CA191,784A 1973-02-16 1974-02-05 Travelling wave tubes Expired CA1000853A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB768273A GB1451956A (en) 1973-02-16 1973-02-16 Travelling wave tubes

Publications (1)

Publication Number Publication Date
CA1000853A true CA1000853A (en) 1976-11-30

Family

ID=9837782

Family Applications (1)

Application Number Title Priority Date Filing Date
CA191,784A Expired CA1000853A (en) 1973-02-16 1974-02-05 Travelling wave tubes

Country Status (6)

Country Link
US (1) US3885192A (enrdf_load_stackoverflow)
JP (1) JPS5025167A (enrdf_load_stackoverflow)
CA (1) CA1000853A (enrdf_load_stackoverflow)
DE (1) DE2319689B2 (enrdf_load_stackoverflow)
FR (1) FR2218643B1 (enrdf_load_stackoverflow)
GB (1) GB1451956A (enrdf_load_stackoverflow)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041349A (en) * 1973-02-16 1977-08-09 English Electric Valve Company Limited Travelling wave tubes
GB1528155A (en) * 1973-02-16 1978-10-11 English Electric Valve Co Ltd Travelling wave tubes
US4057748A (en) * 1975-03-08 1977-11-08 English Electric Valve Company Ltd. Travelling wave tubes
US3958147A (en) * 1975-06-06 1976-05-18 Hughes Aircraft Company Traveling-wave tube with improved periodic permanent magnet focusing arrangement integrated with coupled cavity slow-wave structure
US4072877A (en) * 1976-07-30 1978-02-07 English Electric Valve Co., Ltd. Travelling wave tubes
US4103207A (en) * 1977-03-11 1978-07-25 Litton Systems, Inc. Coupled cavity type traveling wave tube having improved pole piece structure
US4433270A (en) * 1980-01-28 1984-02-21 Drozdov Sergei S Reversible periodic magnetic focusing system
FR2479558A1 (fr) * 1980-04-01 1981-10-02 Thomson Csf Tube a ondes progressives a cavites couplees et focalisation par aimants permanents alternes, et ensemble amplificateur comprenant un tel tube
DE3248693A1 (de) * 1982-12-30 1984-07-05 Siemens AG, 1000 Berlin und 8000 München Wanderfeldroehre mit periodisch-permanentmagnetischem fokussiersystem
EP0199515B1 (en) * 1985-04-24 1990-12-12 Eev Limited Coupled cavity travelling wave tubes
JPS62191690A (ja) * 1986-02-17 1987-08-22 Tokico Ltd 横置型スクロ−ル圧縮機
JP2739833B2 (ja) * 1995-03-31 1998-04-15 日本電気株式会社 広帯域進行波管
DE102008062888B4 (de) * 2008-12-23 2010-12-16 Carl Zeiss Nts Gmbh Teilchenoptische Vorrichtung mit Magnetanordnung
DE102009032759B4 (de) * 2009-07-11 2011-12-15 Karlsruher Institut für Technologie Vorrichtung zur Vermeidung von parasitären Schwingungen in Elektronenstrahlröhren
CN102163528B (zh) * 2011-03-10 2013-05-15 安徽华东光电技术研究所 一种多注耦合腔行波管慢波结构及其制作方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010047A (en) * 1959-03-09 1961-11-21 Hughes Aircraft Co Traveling-wave tube
US3324339A (en) * 1964-02-27 1967-06-06 Hughes Aircraft Co Periodic permanent magnet electron beam focusing arrangement for traveling-wave tubes having plural interaction cavities in bore of each annular magnet
US3443146A (en) * 1966-02-16 1969-05-06 Westinghouse Electric Corp Conductive elements interconnecting adjacent members of the delay structure in a traveling wave tube
US3448326A (en) * 1966-12-08 1969-06-03 Varian Associates Twt with cloverleaf slow-wave circuit having specially shaped coupling slots
US3617802A (en) * 1970-05-06 1971-11-02 Us Navy Traveling wave tube
US3755706A (en) * 1972-03-20 1973-08-28 Varian Associates Miniaturized traveling wave tube

Also Published As

Publication number Publication date
FR2218643B1 (enrdf_load_stackoverflow) 1978-10-27
US3885192A (en) 1975-05-20
GB1451956A (en) 1976-10-06
DE2319689A1 (de) 1974-09-05
JPS5025167A (enrdf_load_stackoverflow) 1975-03-17
FR2218643A1 (enrdf_load_stackoverflow) 1974-09-13
DE2319689B2 (de) 1976-09-09

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