BE442181A - - Google Patents

Info

Publication number
BE442181A
BE442181A BE442181DA BE442181A BE 442181 A BE442181 A BE 442181A BE 442181D A BE442181D A BE 442181DA BE 442181 A BE442181 A BE 442181A
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 BE442181A publication Critical patent/BE442181A/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/02Tubes in which one or a few electrodes are secondary-electron emitting electrodes
    • H01J43/025Circuits therefor
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/02Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with tubes only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Cold Cathode And The Manufacture (AREA)
BE442181D 1940-01-30 BE442181A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1853/40A GB538381A (en) 1940-01-30 1940-01-30 Improvements in or relating to thermionic valve apparatus

Publications (1)

Publication Number Publication Date
BE442181A true BE442181A (en:Method)

Family

ID=9729147

Family Applications (1)

Application Number Title Priority Date Filing Date
BE442181D BE442181A (en:Method) 1940-01-30

Country Status (4)

Country Link
US (1) US2294782A (en:Method)
BE (1) BE442181A (en:Method)
FR (1) FR869421A (en:Method)
GB (1) GB538381A (en:Method)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2577454A (en) * 1946-08-22 1951-12-04 Hartford Nat Bank & Trust Co Cavity-resonator tube and associated circuit
US2467840A (en) * 1946-12-20 1949-04-19 George E Mallinckrodt Direct-current transformer
GB683061A (en) * 1948-01-24 1952-11-19 Emi Ltd Improvements relating to thermionic valves utilising secondary electron emission amplification
US2617948A (en) * 1948-11-18 1952-11-11 Heinz E Kallmann Electron multiplying device
US2731562A (en) * 1949-10-07 1956-01-17 Japan Broadcasting Corp System of controlling electron current in multiple electrode tubes
US2949578A (en) * 1957-01-29 1960-08-16 Jan A Narud Millimicrosecond pulse circuits
US3048788A (en) * 1958-08-15 1962-08-07 Edgerton Germeshausen And Grie Sweep signal generating system
US6642657B2 (en) * 1994-12-01 2003-11-04 Frederick M. Mako Robust pierce gun having multiple transmitting and emitting section
CA2254132A1 (en) * 1996-05-22 1997-11-27 Frederick M. Mako Multi-stage electron gun having an electrostatic cavity

Also Published As

Publication number Publication date
US2294782A (en) 1942-09-01
FR869421A (fr) 1942-02-02
GB538381A (en) 1941-07-31

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