GB513879A - Improvements in or relating to electron multipliers - Google Patents

Improvements in or relating to electron multipliers

Info

Publication number
GB513879A
GB513879A GB12126/38A GB1212638A GB513879A GB 513879 A GB513879 A GB 513879A GB 12126/38 A GB12126/38 A GB 12126/38A GB 1212638 A GB1212638 A GB 1212638A GB 513879 A GB513879 A GB 513879A
Authority
GB
United Kingdom
Prior art keywords
anode
april
cooled
electron multipliers
relating
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
GB12126/38A
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.)
Robert Bosch Fernsehanlagen GmbH
Original Assignee
Fernseh GmbH
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 Fernseh GmbH filed Critical Fernseh GmbH
Publication of GB513879A publication Critical patent/GB513879A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J43/22—Dynodes consisting of electron-permeable material, e.g. foil, grid, tube, venetian blind

Landscapes

  • Microwave Tubes (AREA)
  • X-Ray Techniques (AREA)
GB12126/38A 1937-04-23 1938-04-22 Improvements in or relating to electron multipliers Expired GB513879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE513879X 1937-04-23

Publications (1)

Publication Number Publication Date
GB513879A true GB513879A (en) 1939-10-24

Family

ID=6548536

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12126/38A Expired GB513879A (en) 1937-04-23 1938-04-22 Improvements in or relating to electron multipliers

Country Status (4)

Country Link
US (1) US2238634A (en:Method)
BE (1) BE427645A (en:Method)
FR (1) FR836986A (en:Method)
GB (1) GB513879A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2728014A (en) * 1951-04-26 1955-12-20 Rca Corp Electron lens for multiplier phototubes with very low spherical aberration

Also Published As

Publication number Publication date
US2238634A (en) 1941-04-15
BE427645A (en:Method)
FR836986A (fr) 1939-01-31

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