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FR835580A - Dispositif multiplicateur d'électrons - Google Patents

Dispositif multiplicateur d'électrons

Info

Publication number
FR835580A
FR835580A FR835580DA FR835580A FR 835580 A FR835580 A FR 835580A FR 835580D A FR835580D A FR 835580DA FR 835580 A FR835580 A FR 835580A
Authority
FR
France
Prior art keywords
electron multiplier
multiplier device
electron
multiplier
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
English (en)
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.)
Farnsworth Television Inc
Original Assignee
Farnsworth Television Inc
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 Farnsworth Television Inc filed Critical Farnsworth Television Inc
Application granted granted Critical
Publication of FR835580A publication Critical patent/FR835580A/fr
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
    • H01J25/76—Dynamic electron-multiplier tubes, e.g. Farnsworth multiplier tube, multipactor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/18—Electrode arrangements using essentially more than one dynode
    • H01J43/20—Dynodes consisting of sheet material, e.g. plane, bent
FR835580D 1937-03-22 1938-03-22 Dispositif multiplicateur d'électrons Expired FR835580A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US132325A US2217860A (en) 1937-03-22 1937-03-22 Split cathode multiplier

Publications (1)

Publication Number Publication Date
FR835580A true FR835580A (fr) 1938-12-26

Family

ID=22453499

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835580D Expired FR835580A (fr) 1937-03-22 1938-03-22 Dispositif multiplicateur d'électrons

Country Status (3)

Country Link
US (1) US2217860A (fr)
FR (1) FR835580A (fr)
GB (1) GB512040A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE859182C (de) * 1948-09-28 1952-12-11 Philips Nv Hochvakuumroehre mit Bariumoxydkathode
DE884388C (de) * 1939-02-01 1953-07-27 Sueddeutsche Telefon App Reihenvervielfacher mit einer Photokathode und mit magnetischem Querfeld

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2777948A (en) * 1951-06-14 1957-01-15 Farnsworth Res Corp Blanking circuit for electron multiplier
US7071604B2 (en) * 2002-02-13 2006-07-04 Genvac Aerospace Corporation Electron source
FR2999797B1 (fr) * 2012-12-19 2016-04-15 Thales Sa Dispositif de generation d'ondes hyperfrequences a double cathodes
US11588421B1 (en) 2019-08-15 2023-02-21 Robert M. Lyden Receiver device of energy from the earth and its atmosphere
US12136824B2 (en) 2019-08-15 2024-11-05 Robert M. Lyden Device for receiving and harvesting energy from the earth and its atmosphere

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE884388C (de) * 1939-02-01 1953-07-27 Sueddeutsche Telefon App Reihenvervielfacher mit einer Photokathode und mit magnetischem Querfeld
DE859182C (de) * 1948-09-28 1952-12-11 Philips Nv Hochvakuumroehre mit Bariumoxydkathode

Also Published As

Publication number Publication date
US2217860A (en) 1940-10-15
GB512040A (en) 1939-08-28

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