FR877643A - Improvements to speed modulated electron tubes - Google Patents

Improvements to speed modulated electron tubes

Info

Publication number
FR877643A
FR877643A FR877643DA FR877643A FR 877643 A FR877643 A FR 877643A FR 877643D A FR877643D A FR 877643DA FR 877643 A FR877643 A FR 877643A
Authority
FR
France
Prior art keywords
electron tubes
modulated electron
speed modulated
speed
tubes
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.)
COMPGNIE FRANCAISE POUR L EXPL
Compagnie Francaise Thomson Houston SA
Original Assignee
COMPGNIE FRANCAISE POUR L EXPL
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
Priority claimed from US321746A external-priority patent/US2366555A/en
Application filed by COMPGNIE FRANCAISE POUR L EXPL, Compagnie Francaise Thomson Houston SA filed Critical COMPGNIE FRANCAISE POUR L EXPL
Application granted granted Critical
Publication of FR877643A publication Critical patent/FR877643A/en
Expired legal-status Critical Current

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
    • H01J25/78—Tubes with electron stream modulated by deflection in a resonator
    • 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
FR877643D 1940-03-01 1941-12-10 Improvements to speed modulated electron tubes Expired FR877643A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US321746A US2366555A (en) 1940-03-01 1940-03-01 High-frequency apparatus
US385437A US2366556A (en) 1940-03-01 1941-03-27 High-frequency apparatus

Publications (1)

Publication Number Publication Date
FR877643A true FR877643A (en) 1942-12-11

Family

ID=26983113

Family Applications (2)

Application Number Title Priority Date Filing Date
FR874605D Expired FR874605A (en) 1940-03-01 1941-07-25 Improvements to discharge devices used at very high frequencies
FR877643D Expired FR877643A (en) 1940-03-01 1941-12-10 Improvements to speed modulated electron tubes

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR874605D Expired FR874605A (en) 1940-03-01 1941-07-25 Improvements to discharge devices used at very high frequencies

Country Status (5)

Country Link
US (1) US2366556A (en)
BE (2) BE446568A (en)
DE (1) DE919485C (en)
FR (2) FR874605A (en)
GB (1) GB548346A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1008417B (en) * 1951-05-15 1957-05-16 Int Standard Electric Corp Beam generation system for transit time tubes

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967231C (en) * 1940-10-22 1957-10-24 Pintsch Bamag Ag Device for fanning (generating, amplifying or receiving) ultra-short electrical waves, in particular the decimeter or centimeter wave range
US2435601A (en) * 1942-12-31 1948-02-10 Gen Electric Phase modulation system
US3233182A (en) * 1958-05-28 1966-02-01 Zenith Radio Corp Parametric electronic signal amplifying methods and apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE428305A (en) * 1937-05-29

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1008417B (en) * 1951-05-15 1957-05-16 Int Standard Electric Corp Beam generation system for transit time tubes
DE1016375B (en) * 1951-05-15 1957-09-26 Int Standard Electric Corp Traveling-wave tube arrangement with a delay line in the form of a double helix (coiled helix)

Also Published As

Publication number Publication date
GB548346A (en) 1942-10-07
BE446568A (en) 1942-08-31
DE919485C (en) 1954-10-25
US2366556A (en) 1945-01-02
BE447875A (en) 1942-12-31
FR874605A (en) 1942-08-13

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